7800x3d power limit. Not PPT, not TDC and not EDC.
7800x3d power limit PC components: 7800x3d, 7900xtx, 32gb ram corsair vengeance 6000mhz cl30, Gigabyte b650 aorus elite ax rev 1. But I have MSI afterburner to monitor temp and it goes to 90/91 sometimes and I have been crashing at 92 temp. I don't own a 7800X3D, but I can speak from my experience with my 5800X3D. Most reviewers have also seen under 90W power draw for 7800X3D. All 7000 CPUs run incredibly warm in gaming, even when optimised. A lower voltage directly translates to less power The reason for the spike is that the CPU is designed to hit a thermal limit of 95C ( 85c for the X3Ds ) before limiting power or clockspeeds, so it doesn't care if its at 40 or 70c, it just bounces around like a happy puppy. Joined Jan 14, 2015 · 2,074 Posts 7800x3d cannot pass 5050mhz core speed. this is why i kinda miss intel, ryzen cpu's try to be too "smart" and do all these backend adjustments With that said, the 7800X3D is a very conservative CPU in terms of power consumption, so I doubt you'll have much trouble with it in any board. Conclusions. For starters, AMD does not use the term TDP, instead they use the term PPT. VDDSOC -> 1. Just don’t get caught up trying to chase online Ryzen 7800X3D @ 5. AMD 7800X3D w/104MHz ECLK OC: Motherboard: Asus X870E-E Strix: Power Supply: MSI MPG AGF 850 watt gold: but the 7800X3D will boost as long as it has thermal head room. I have done lots of research and tinkering to cool the 7800X3D with little to no performance loss in gaming and everyday workloads. The 7800X3D will barely draw more power than 70w while gaming. 7900 XTX Setting Power Limit in MSI Afterburner vs Adrenalin Compared to the 7800X3D, the 9700X is 10% faster in applications, and it's pretty much able to match the Intel Core i9-12900K flagship from not long ago. A 7800X3D consumes about 65W while gaming, and a 4080 Super consumes about 300W, maybe 325W maximum for some models. . The stock cooler on the Asus TUF 7900 XTX is certainly capable of handling a lot more than the 430W limit. PPT: Package Power Tracking. 25V (stock) to You might be hitting power limits, though I'd think not, at that speed, with your CPU. Power Supply: Seasonic Ultra Prime Titanium 1000w/850w: Mouse: Logitech G502 Lightspeed/ Logitech G Pro Hero. but consider an 850. On the contrary, this is not the case for the 13900K. Your chip isn't performing as well as one set to -30 would be expected to so, it's probably hitting the ppt limit. 90GHz all core, 5. This is That said, if we look at power consumption, the 7800X3D still looks good despite the lackluster FPS performance. With Arrow Lake, Intel has focused on bringing down power consumption, and they succeeded, If I understand correctly PPT is a power limit you are enforcing on the chip? Not an undervolt more of a power chokepoint. Thermal limit set to stock. Stock limits were much lower, something like 140, 120, 95, I don't remember exactly. Try -30, but you may have to go to -25 or -20. I think I ended up with 210, 140, 140 and just left it I’m seeing a lot of praise for the 7800X3D but I’m unclear about what makes the processor so good. Now the most important part, you must enable Curve Optimizer or you will not see any 7800X3D: Motherboard: B-650E-E Strix: Cooling: Arctic Cooling III 280: Memory: 16x2 Fury Renegade 6000-32 i want to set parameters will do the few tests needed without going too far trying to find my CPU's limits. TDP is a measurement of power directly from the CPU. My ram is nicely overclocked thanks to the latest BIOS. " From my understanding you don't even need to use "game mode" either with a 7800x3d which is also required for dual CCD cpus. That’s adding 100-200w though I think fulll power gaming we’re still somewhere around 400w depending on your peripherals whereas before I was definitely approaching 600w. 120W is a “declaration” of the minimum cooling capacity the CPU needs to operate on default settings and perform as advertised on While the maximum power draw of the Ryzen 7 7800X3D is only around 80W, you’ll need a cooler that’s designed for at least 120W to keep it at bay. I haven't gone above 72C under 100% load What are the recommended voltage settings for 7800X3D running 2x16GB 60000Cas36 Menu. Not necessarily. Most people dont understand power efficiency and just want overclock and get the most performance. 2092 posts · Joined 2015 Add to quote; Only show this user These models have a lower power limit, as mentioned before, and will throttle in heavy workloads, yielding lower performance. 320+80 = 400. Reply reply Ryzen 7 7800X3D Owner! maybe i should just call it quits, i dont NEED a higher power limit, i just dont want to brick the other bios . temperature and power draw are identical (83°C, 88W) Average max frequency over all cores is about 50 MHz higher in Cinebench R23: 4949,8 MHz to 4999,1 MHz I use 7950x with U12A and when I limit my Some guy adjusting nothing but the power limit has tested exactly nothing. The TDP will be increased to 120 W, which is higher than even the 105 W that the 7700X comes with, and matches the 120 W of the 7800X3D. For me, the point of using a 7800X3D is its amazing power efficiency. What issues have 7800X3D Menu. Why does it 50. 9 Ghz) despite a lack of apparent thermal or power limits This is the weird one. Cinebench still boost all core 4. guess it is normal ? 0 Likes Reply. Have you tried with the side panel off to eliminate poor case airflow? Power consumption ~50-60W during uncapped ie. You may also need to set higher power limits let it boost to 5050mhz all core. 15ghz BCLK OC, TG AM5 High Performance Heatspreader/1185 G7: Motherboard: With PE120SE cooler, I would not expect the 7800X3D to hit its max 89C thermal limit with Cinebench R23 run. 15 Voltage are well within the safety margins of the maximum voltage that can be safely applied to 5nm Ryzen The TDP will be increased to 120 W, which is higher than even the 105 W that the 7700X comes with, and matches the 120 W of the 7800X3D. Pushing total system usage to 416 watts meant the 7800X3D configuration consumed 26 The 7900 XTX is fun to overclock without the limits. Package Power Limit Control is found in AMD CBS > NBIO Common Options > SMU Common Options > Package Power Limit Control. Than pick the resulting value and go back 5 units from that. Power Supply Unit Make & Model + Wattage. Let's call it 400W total to be generous. If you set your TDP to 65W, you will get 65W to the CPU. Temperatures under lighter loads will go down fairly significantly in some cases, but it can actually pull a tiny bit more power under heavy loads İ9 14900K Undervolt power limit down 200w vs 125w vs 65w vs 35w Vs Ryzen R7 7800x3d Vs i5 10400FHARDWARE SPECCPU İ9 14900K GPU RTX 4090MB EVGA Z790 RAM 32GB However if you turn down the power limits they become more efficient, simply turning a 14900K down to 225 watts makes it far more competitive with the 7950X3D. 1A Patch A is said to increase the default power limits (TDP) from There are no power spikes in the 7800X3D, as you can see in the graphs above. load, 7900x was ~200w while this 7800x3D is ~90W. A greater, tighter maximum voltage limit naturally means lower clock speeds, but these are still higher than with the Ryzen 7 5800X3D at all levels, which also means higher bandwidth and lower L3 While the maximum power draw of the Ryzen 7 7800X3D is only around 80W, you’ll need a cooler that’s designed for at least 120W to keep it at Newly 7800x3D owner here, power draw in any kind of use it hilariously low. And 80% power limit - +1500 mem, +100 core | Avg - 78fps | 345w avg 69°c | Core clock: between 2595 - 2890mhz (cyberpunk was 2730 avg). So while peak power consumption is twice less on Zen 4 vs Raptor Lake, the It's good at TDP of 65W so you may have to manually power limit 7600x or you can just buy the slightly cheaper 7600 which has default TDP of 65w. I get 6-8w idle, 20w-24w in lighter games and 40-50w in heavier games, 75w during cinebench r23 (right now my cpu is undervolted and has power draw limit of 75w, which drops my cinebench score to 17. AMD's processor supports DDR5 memory with a dual-channel interface. In your BIOS (assuming you have the latest BIOS for your motherboard downloaded and applied) do the following: Max out the LLC for your CPU Vcore. stock performance on default power limits, no overclocking only gaming benchmarks for real games compiled, not included any 3DMark & Unigine benchmarks only TPU has a complete benchmark set with many office and other benchmarks as well. I'd need step by step help, wait i'll upload my BIOS images, and txt config ! Power Supply: bequiet! Dark Power Pro 12 1500w My suggestions for a "quick and dirty" 7800X3D undervolt (one that is reasonably stable for most people that doesn't take several days of effort) are to do the following: Boot into BIOS and set your CPU SOC to 1. Reduce ppt limit with precision boost overdrive (power limit) and use ryzen master auto tuning for the curve optimizer to have a reference value for your undervolt. Doesn't matter what cooler you have, you will hit one of these two targets. 144. Intel's Raptor Lake processors are still the faster choice for non-gaming applications. My 7900x was also I have an 7800X3D in a Fractal Ridge using the Noctua L12S. Have you even checked the vrm temps under load? It is probably already running very hot. TLOU using 65w while blowing past thermal limits while cinebench uses 50% more power and stays within thermal limits. Save and reboot. But the 7800x3D, even without power limits, only draws 88w max. I used my 650w for my i7 11700k 3080 build as well and only just recently started to crash. Page 2: AMD Ryzen 7 7800X3D: Power Consumption, Efficiency, Test Setup, and Overclocking As such, AMD limits the 3D V-Cache CCD chiplet to ~1. 15ghz BCLK OC, TG AM5 High Performance Heatspreader/1185 G7: Motherboard: ASUS ROG Strix X670E-I, chipset fans replaced with Noctua A14x25 G2: I don't think a "whopping" 40 W power limit difference explains an up to 200 W difference between the two cards in the testing, especially since neither card is being run at CPUs Intel Core Ultra 7 265K CPU Review & Benchmarks vs. Ryzen 9000 power changes reportedly coming with AGESA 1. Playing on 3440X1440p and get drops to 70FPS from 130FPS I have a 7800x3d and a 7800xt with a 850 gold msi(the newer version) that I got from black Friday for 110€. I have set a 75W PPT power limit with -20 PBO, and I get 18400 in Cinebench R23 and CPU hits around 73°C with air cooling (Endorfy Fortis 5 with 1 fan installed) in CB. Why does it only draw 75 watts benching in cine and prime? Temps are 79 degrees. 6Gbps effective bandwidth. As for VSoC, yes it needs to be 1. 05GHz single core, 18286 C23 multi, 1779 C23 single A thought I have is that it'll be easier to get higher offsets stable after temp and power limits are added (like 85C and 90 watts), and that the CPU will be running with those limits permanently anyway (as they're the point of doing these With a stock L12 Ghost in the Terra, my 7800X3D idled at around 50C and hit the same thermal limit of 89C in cinebench. With a TDP of 120 W, the Ryzen 7 7800X3D consumes a lot of power, so good cooling is definitely needed. 1ghz single core either. So i have undervolted my 7800x3d by -31(0,1) -35(other) PBO and also the thermal throttle limit is set to 83. In games, it'll leave 8700G in dust, even before all the PCIe lane shenanigans and such come into play. 07V The Ryzen 5950X was limited by its 142W PPT limit before it hit the temperature limit; The Ryzen 7950X has more power, so it will hit the temperature limit before hitting the 230W PPT limit. My conclusion is that the 7800X3D doesn't require a beefy You're handicapping the CPU if set power limit or temp limit under it's default limit. 14700k cons : power draw,heat,a dead end platform,only 8 real cores and the rest are e cores 7800X3D pros : platform will support at least 2 more generation,much less power draw and heat 7800X3D cons : price too high for just 8 cores,not great for workload,streaming,etc both overall same-ish for gaming it comes down to price and usage. 125ghz average at a max 40c 100% power: 17482 at 4. I have mine undervolted with bumped clocks and power limit set to 108%. setting up power limits can make the 14700k more efficient, it's when it's running full rip that it becomes inefficient vs AMD CPUs. I plan on benchmarking a 65 vs 75 vs 85C temp limit in games this week. 5W at 39% also isn't realistically possible as far as I know. 15v. Detailed comparison of Corsair, ASUS & MSI PSUs with real testing data. I now use it for 7800x3d 7800xt. My clock rate is, in most testing, very limited by power, rather than heat or anything else. Not PPT, not TDC and not EDC. PPT can be as high as you want, TDC should be lowered if you feel it peaks at high temps but another (just as good) solution is to use the "Thermal limit" in BIOS. It also has 89C temperature limit, 6C lower than standart 7000s. a little head room and will hold up as the psu ages. 2 or 1. Which that cooler is completely fine with. 77 or 79W cap. I’d definitely suggest power limiting it. i don't often see it hit 5. 2160p 9800x3d is 1% faster than 7800x3d. Before the bios update that unlocked it, I used a thirdparty tool (PBO Tuner2) to enable PBO Curve Optimizer and That means that we’ve isolated for only FPS, so at the same power (or power-normalized), the newer 7800X3D is 28% more efficient. There are cases where the 7800x3d is using a quarter of the power the 14-7k is using. but given that the 300w usage only pops up in multicore, it's probably a bit unfair to compare the 7800x3d and When a CPU doesn't hit max frequency on all cores, then it reaches an other limit first. Let the CPU throttle itself, the vendors set Tjmax to a safe temperature. I'm using an Arctic Freezer II 280mm AIO with the offset mounting to center the coldplate on the CCD. If you're hitting 89C, you're losing a small amount of performance. So, we are overriding the setting. PPT is the max limit (in watts) that the processor is allowed to use. You need to go into Power Options and Advanced Power Options, and in that click, Processor Power Management and in "minimum processer state" and keep all 100% Also, do the same to the "maximum processer state". Reactions: BlaezaLite. Better to hit the power limit than the thermal limit for max performance. , Yeah, if you run a 60% power target and a 7800X3D you could potentially have some of the absolute best gaming performance on the market for less than 400w of total system power. If you I'm very confused on what I need to do just to get a basic overclock on my 7800x3d to get it from 4. Also, you can limit the cpu/gpu a little bit to be safe. The 7800x3d sips power. The windows 11 power profile is set to high performance. Anyway, with X3D series and a low profile cooler, using Curve Optimizer with negative values, and tweaking PPT/TDC/EDC 7800X3D 2x16GB CO: Motherboard: Asrock B650m HDV: Cooling: Peerless Assassin SE: Memory: 2x16GB DR A-die@6000c30 tuned: Video Card(s) Asus 4070 dual OC 2610@915mv: Storage: WD blue 1TB nvme: Best option for you OP would be do undervolt but also set a framerate cap in games to keep the power usage low. Idk why, but this is how The 7800X3D is an extremely low power CPU that never eats more than 80W PPT, and the 4080 is 320W limited. Power and temperature limits were set to max: 125% (400W) and 88C. So you failed to properly set your fan curve for noise. Power Supply: Corsair In my experience, the 7800X3D doesn't need any tweaking, just a good cooler. 2 to closer to its rated 5. It also doesn't help that much, it's under 5W from 1. these settings give great result for the 7800x3d. Like you think there is "not enough power" enough that fans noticeably slow down, yet far more sensitive devices, like AMD's Ryzen 7 7800X3D is everything that gamers want: eight fast cores, in a single CCD, with 3D VCache stacked on top at a price point of $450. 7 AM5 platform microcode that the company recently released to improve stability of machines powered by Ryzen 7000X3D processors, more importantly, prevent them from physical damage due to increased voltage in voltage-assisted overclocking scenarios; reportedly impacts memory overclocking capabilities, too, reports I limit my cpu max power to 70w and temps drop 86c to 76c. 3V and set VDDP to auto. That 120w figure is not gaming load, sounds more like stress test load. snooping a bit to see why exactly you are hitting 100C in games (100 in games??), and seeing how far your 13700K sample can go with undervolting and setting a more reasonable power limit (e. At this point, if you can use a browser, you can undervolt. you should be fine. I already gave you exact specs on air cooling. Specs: AMD 7800X3D 32 GB G. You can set a arbitrary limit of 77W or 65W or whatever in BIOS, but The power limit of the 5800X3D is 142 watt so it could technically be true, but you would most likely hit the thermal limit first unless your CPU is watercooled and the radiator is outside in the snow. The AXP90-x47 copper should perform around the same thermally at stock. But it's important to note the additional stacked cache that the X3D uses limits boost clocks of the CCD it's attached to and impacts thermals. Actually, the 7600 non-X also ends up power normalized by pure The default infra-limits for a 7950X3D (120W TDP) are: - 162W PPT - 120A TDC - 180A EDC - 89°C tCTL The official Eco-mode(s) operate by adjusting the PPT, TDC and EDC limits. This might be OK, but it's definitely at the limit. The 7800X3D is great out of the box. 2v on the core. If you are hitting there you won't get anything better. The package-power tracking (PPT), a figure that translates as power limit for the socket, is 230 W. Wish I With the 7800X3D vs the 7950X that I have, the main difference is that with the 7800X3D the single core boost frequency equals the max all core frequency, meaning, there is no single core boost. 285K, 245K, 7800X3D, 7900X, & More November 8, The TDP is the same on these CPUs, so if they’re drawing up to the power limit, then Nothing is limiting my 7800x3d to go higher. 8700G will fare even worse against 7000 series because of same or worse frequency disadvantage, 7000 Here are the steps you have to take to optimally configure your 7800X3D. Out of curiosity are you using the amd high performance power plan?I heard when you update chipset drivers you get amd power plans. This means you will never hit ppt, tdc limits on the 7800x3d. The upcoming AGESA 1. The 7900x3D and 7950x3D's CCD0 can go to 52. Let's not forget that the 7800X3D eats between 80-90 W under full load, but has a 120 W "TDP" that comes with a 162 W power limit. If you use EXPO with a 6000 kit I advice to change the following: load bios default. Also worth noting that the power limits on 4000 series cards are set way too high by default, and you can turn it down a lot with zero noticeable impact on performance. My 7800x3d falls into that category as well. Adjust fan curves for noise, and only do the ECO mode or other lower power limits if you actually want it to just consume less power/be more efficient. At full load hwinfo64 shows maximum power usage reaches 500w and adrenaline shows 375w The stability and flatness of this frequency is a result of the higher power limit, which is allowing the core all the power it needs to maintain this boost. That's a lot of CPU power IIRC the 7800X3D's thermal limit is set at 89°C, and the CPU is totally fine as long as it stays under that limit. 7800X3D, some help with voltages and settings for better temps They're such low voltage power rails that 300mV in either direction is gonna result in less than 1W of power difference on either of them. Although not technically accurate, think single-core clock speeds. Just look at the 7700, which is the same as the X but with the lower power limit by default. Also, I would have omitted The multiplier is locked on Ryzen 7 7800X3D, which limits its overclocking potential. 99belle99. In gaming, that number is sometimes 30%. But for mine, I have my 7800x3d undervolted at a negative 28 offset, and it runs almost 10C cooler in games that would stress it out. I installed one intake-oriented Noctua NF-A6x25 that blows air into the motherboard area under the CPU cooler. I took a bunch of If an AMD CPU has a TDP of 120W then its max power (PPT) should be around 170W. Your board has anemic power delivery and most likely limits the power limit so it doesn't melt and self-destruct. Stability shouldn't be an issue since you The 850W PSU came with my NR200P Max. It's also HARD limited to 5050mhz maximum. you can then also try to set a PBO all core negative of -15 to -20 and limit PPT to 75000 (75w). Given that the 9700X lacks 3D V-cache, the increased power limits should Like another poster had mentioned, the 7000 series are designed to boost to or near their thermal or power limits, whichever comes first. I will have to test every new game I get to make sure the performance is the same so I don’t miss out but I’m liking this 99% power limit Power Supply: Deepcool 1000M: Mouse: Logitech g7 gaming mouse: Keyboard: Logitech G510: Software: Ryzen 9 5900X (July 2022), 200W PPT limit, 80C temp limit, CO -6-14, +50MHz (up to 5. While 7800x3d does 69c stock using much less power, 9800x3d stock does 60c while using a lot more power. For my AORUS, this is under the Overclocking menu. I can link you two videos explaining this further if you want to learn a bit more about this. This does not necessarily mean that there will be a Ryzen 7000-series SKU with 170 W TDP. AMD's 120 W TDP seems to be a worst case with the CPU running a stress test and the Pbo with a different thermal limit - with all the issues the 7800x3d chips has faced, i feel alot more safe limiting it at 70c. Better to hit the power limit than the temperature limit. My 7800X3D is on 80% usage in spiderman remaster and i got hard bottleneck on my 4080. SOC is fine at 1. My theory that 7800x3d limits Steel Nomad scores was right! Solved The top score for an AMD CPU PC in Steel Nomad is with a 7800X3D. 1. Forums. Thus, the overshoots from the that 1. I settled on, fully stressed, CO of: Cores: 0 = -34 1 = -34 2 = -25 3 = -21 4 = -28 5 = -25 6 = -31 7 = -25 Gets around 19500 scores. CPU PBO setting is currently -21 on all cores. Last edited: Sep 4, 2023. It’s among the lowest power draw parts in this test, alongside the 395,255,200 were when I turned PBO on and set the power limits to "motherboard limits". It may retain similar power characteristics, but with a higher limit for extreme cases, or just with a bigger cooler requirement badge (because TDP on AMD is just that). You might have better success lowering wattage limits, which won't impact single thread to be fair, for gaming purposes, you can lower power limits on an i7 and it will perform practically the same at more or less the same power draw as a 7800x3d. 7GHZ(35watt) Power limit. You can -35 all cores but that doesn't necessarily mean it will be stable. 1v. Apps 9800x3d is 15% faster than 7800x3d Gaming: 1080p 9800x3d is 4% faster than 7800x3d. Yes better cooling will allow higher boost but still not hit max poweryou just hit lower boost frequencies. 7ghz. This value represents the maximum power the CPU can draw under load, providing a guideline for users who are configuring cooling solutions or power supply requirements. Change from auto to manual, and enter "87" if you want it to function Ryzen 7 7800x3D - Asus RTX4090 TUF OC- Asrock X670E Taichi - 32GB DDR5-6000CL30 - SuperFlower 1000W - Fractal Torrent - Assassin IV - 42" LG C2 but still quite power demainding CPU. 7900X also can reach higher clocks, than part of the different power draw is explained. I'm trying to set PBO + curve optimizer and coming from a 5900x and reading a lot of guides, it looks like best cores should not be able to have lower negative offset than the other ones. 2 i5 12500 / MSI PRO Z690-A DDR4 Power limits? The 7800X3D will boost until it hits 89C or 80W. The processer power draw is limited by Windows's power Management. Max. i'm on the latest bios after this "exploding x3d cpu's" fiasco, but the lowered SOC voltage hasn't changed anything. Board I got came with 1. Easy example: The I was worried at first since I didn't have an older chip, but checking supported chips list for that motherboard showed 7800X3D was bootable since 1. Let me know. EDIT: Oh and my CPU is a 7800X3D I have my 7800x3D with a temp limit of 65C for gaming. 15. 0GHz) Motherboard: Ryzen 7800X3D @ 5. 25 V maximum with 6000 No-brainer to add a thermal limit: Reduces temps by 5°C, while maintaining 99. Discover the best power supplies for Ryzen 7 7800X3D & RTX 4090. Without tweaking, the 7800x3D performs okay out of the box. 9ghz and score is same ~18500. In Cinebench 2024 my max temp is 80C. The 7800X3D loses a bit more application performance than the 7950X3D - and is thus primary suitable as The latest AMD AGESA 1. Given that the 9700X lacks 3D V-cache, the increased power limits should vastly improve the boost frequency residence of this chip. It consumes 80-90 W max by default, so lower power limits, or PBO won't help. There really isn't a benefit to it. Realistically a 7000 series cpu is going to be stable at -40 curve offset. This means that the limited amount of voltage available to the 7800X3D is maximised and the voltage won't droop under load. For example, if the test suggested a value of -30 all cores, use -25 for better stability. Intel can easily keep up in multi-core workloads in efficiency with a power limit, at notably better performance, when compared to the 7800x3d It lowers the power needed for the CPU to reach a given speed, so it will use less power when already at max speed, and boost to higher speeds under heavier loads while consuming the same power. There’s new information suggesting that the Zen5 desktop parts may soon have higher power limits by default. Koyote7667. This is normal. Ambient temp is 23 C, and I have Spotify, Chrome, Steam, and Discord open. Just high performance power plan and everything else off should be fine. Also the 7800X3D will use alot more than 35w in some games , I am getting to 60-70w in starfield , its efficient but its not that efficient. at the same time of have stable FPS and achieve a FPS limit cap I want. I don't see the same issue specifically as It is as if there is a hardware power limit of 90W on my CPU and it literally cannot draw more power. I've gotten addicted to lowering heat/power while still retaining insane performance so I've been tweaking a 7800x3d and 4090, the 4090 is insane with undervolting and I suspect the 4070 and 4080 are even better at it. 7800X3D: The 7800X3D benefits from the improvements in Zen 4 architecture, offering better power efficiency and thermal performance. Remember that these TDP settings are power limits rather than indicators of how much power a chip will actually use—in our testing, the 7800X3D used less power than the 7700X even when the 7700X It confuses me because sometimes people are comparing a Ryzen 7 7700x and the 7800x3D, and while the former seems to be also very good, most people tend to answer "IF for gaming, 7800x3D hands down". TDC is the max limit (in amps) that the processor is allowed to use to boost the clock speed during sustained loads. The 7800X3D is next for its low power consumption and the older 5950X remains This is a remarkably low all-core frequency and is a result of the default power limits imposed on the CPU by AMD. When stock 7800X3D will boost until you either a) hit the thermal limit of 89C or b) hit the power limit of 86W. By default this is set to 162 for the 7800X3D. Hard thermal limit of 85 C is set in the BIOS. I've tweaked multiple RDNA2 and RDNA3 cards extensively and most tweaking info out there is false. 150-200W) Nah it’s fine I’m doing the same. 2. On Deepcool AG620 air cooler with TF8 paste, my 7800X3D maxes out at 82C in Lancool III case in CB23, with max 86W power. No drop in performance. then change SOC voltage to 1. Also the 9800x3d appears to be at least 30% more efficient in cooling x 7800x3d. 0 speed. It's just a shame that AMD didn't allow more headroom on the power limit slider. RDNA3 is capable of very impressive clockspeeds when power isn't a limitation. My 3090 on the other hand pushed system power to 660W with my 5800X3D, it had higher transient loads. Getting it in Hi, I just built my pc and my idle temps with the 7800x3d are super high which is something I'm not used to. I was a little novice at the time with the AMD platform, but having spoken to members of the community who are seasoned AMD enthusiast overlocker's I'm going to write a guide how I best optimized my 7800X3D for this game after weeks of testing/learning. I think the 7800x3d uses less power at stock but I bet you can still power limit it and save some degrees. 4 ghz rather than 4. These topics are 10000-12000 word articles in their own right, and we’ve got While these are limited to 65 W CPUs, I feel like the 7800X3D should still work very well, even with that slightly lower power limit. The wattage plot might not make sense, but PBO -20 was slightly below the thermal limit, resulting in higher power draw. Jump to Latest | GPU: RTX 3080 shunt modded | RAM: 2x 16GB Team Group B-die | Hard Drive: WD SN850 1TB + 2x ADATA SX8200 PRO 1TB | Power Supply: Super Flower Leadex III 850W | Cooling: Alphacool I want to limit boost 99% power: 15053 at 4. 8-4. I couldn't find similar information on PBO for the 7800X3D, so I decided to gather it myself. 0, 32 vs 36 PCIE One thing I noticed, which most reviews failed to report, is how ridiculously effiicient you can even boost this chip further. Golgatha777 - Wednesday, August 7, 2024 - link Thanks for the review. Although 3D V-Cache still limits aggressive overclocking, the higher base and boost clocks, combined with DDR5 memory , allow for improved performance tuning. Looking at the comparison of the updated Intel guidance to mainboard manufacturers going to in effect around May 31 which will drastically impact power limits and other settings of the 13/14th gen parts, in particular the I9 series. 950 ghz average at a max 76c Big jump in temps but I wouldn’t say a huge jump in performance. The PPT (Package Power Tracking) limit for the AMD Ryzen 7 7800X3D processor is 120 watts. I have PBO offset -20. Seasonic Focus 750W Platinum; I have around the same limit 78w - 80w on my 7800x3d trying prime or cinebench. I don't have mine OC'd or anything. [Official] Zen 4 X3D Owner's Club (7800x3D / 7900x3D / 7950x3D) Tags 3d v-cache 7800x3d 7900x3d 7950x3d amd. x670e-i Strix mobo, 6000mhz cl30 64gb gskill trident ram 7800x3d CPU 4090 fe Silverstone 850r PSU wd sn850x 4tb m. 🤷🏿♂️ Reply reply benjiro3000 • People overlook idle power usage, what is a major metric if you run your PC for hours on end doing office and With Package Power Limit Control you can set any wattage between 35W and 142W. Would love to quiet down the CPU fan and keep roughly the same performance. This isn't a power limit issue, because our "PBO Max" test with an unlocked power limit has similar You can just reduce the power limit, although that will reduce performance somewhat. It won't go over 1. That said, an IS-55 or 120mm fan swapped L12 ghost would be much better than the former two just because of the fan. Find your perfect match! Well, here’s the deal: during our extensive stress testing (yeah, we pushed this combo to its limits!), we consistently saw power draws hitting up to 850W under maximum load. Variations are fine and the better the cooling and chip the more it can draw, if you dont manually change settings in the 7800X3D - PBO -30 all cores, 4. Specifically for the 7800X3D, because of the additional 3D cache sitting atop the CCD, thermal transfer is not as good as a 7700X where the CCD had direct contact with the IHS, therefore it will hit thermal limit sooner, because heat dissipation will not Ryzen 7 7800X3D Owner! Radeon RX 7900 XTX Owner! maybe i should just call it quits, i dont NEED a higher power limit, i just dont want to brick the other bios . best i can tell, all-core boost is maxed at 4. I can lower voltage using CO, and it'll perform a little better given the power limit headroom, but nothing I do will allow the CPU to draw In my experience, the 7800X3D doesn't need any tweaking, just a good cooler. Energy Usage since the GPU sets the limits in these resolutions and not the CPU. Even with the Curve Optimized enabled and a -15 setting, the idle power spike is close to 125 W, so something is happening there. VRAM was at 1600MHz, shown as +1300 [12801MHz] in Afterburner, which is 25. Tweaking PBO+CO to limit thermals/power consumption— while increasing performance over stock—is a game within itself (min/max, anyone?). All 4080S units on TechPowerUp's reviews achieved at least this much, so this should be safe unless your 4080S lost the silicon lottery. Are you using FanControl to customize your fans so that they run at full speed when you hit 80C? The difference between the 7800X3D and the 7700X in Cinebench R23 is around 5% in performance, but nearly double in power consumption. Troubleshooting Hello all, I can't seem to get my 7800x3D to do anything but run at the speeds it ran at out of the box. Set the various power limits to something like 200, you can raise them later if you max out one of them. That's all there is to it. In response to bissag. 3k) MSI x670e Carbon Wifi - 7800x3D - PBO, CO, and Power Limits Do Nothing . 5x is the max multiplier for the 7800x3D. New posts. The 7800X3D's extremely limited headroom is a fair bit quicker. It doesn't run into thermal or power limits 2) 7800x3D running well below its expected frequency while gaming (~4. Ryzen 7800x3D idle power optimization That's your call. Literally just open Ryzen Master and set Eco Mode or a lower power limit. It actively hurts performance in some workloads compared to the non-X3D-SKU part with the same core count. so the need to boost the 9700X's power consumption to match the 7800X3D goes somewhat My 7800x3d doesnt boost higher then 4. Reply reply Presumably you bought a 7800X3D for gaming and not rendering (where the cheaper 7900X would have been much better choice for). You can just set the 7700X to the same power limits as the X3D and get basically the same efficiency. Idle temps of 41C - 43C and gaming temp of 65C - 70C. Scalar on Auto. Per-core voltage target, per-core max multiplier, TVB, base clock affects memory as well as core/cache, current/power limits to force higher boost in non-straining loads, voltage limits. 5800X3D (watch our review), and 7800X3D. with the 7800X3D at about 1. For gaming, the 7800X3D never uses anywhere near as much power as it does running Cinebench. The 7800x3d has a power limit of 162W, but due to safety its lowered voltage due to safety of the chip it usually draws only 84W. And for any fan speed reduction to achieve quiet operation, the TDP of Ryzen 7 7800X3D -20 CO: Motherboard: X670E MSI Tomahawk WiFi: Cooling: Thermalright Peerless Assassin 120 ARGB with Silverstone Air Blazer 2200rpm fans: PPT (power limit) = TDP (random bullshit number) * With undervolting, I power limit my 7800x3d to 64W without loss of performance in cinebench My 125 watt power limit maxes out my CPU cooler and it runs in the low 90's in cinebench. Yet all of them decided to downvote OP and blame the victim instead of using their 3 shared total braincells. Does anyone have an idea what could be causing this? Thank you! My PC specs: AMD Ryzen 7 7800X3D ASRock A620I Lightning WiFi G. My 7700x will draw 140 watts at stock for 0 gain. 99belle99 · Mentally Insane User. 04. 87W would be what Eco mode would set it to (65W TDP CPUs run at 87W PPT). and two of those is the power limit and thermal limit. 4(80watt) under full load but no load it goes to 4. If you want to run an apples-to-apples generational comparison, set the 7950X to the 105W TDP settings in the table above and look at the PPT and Me too! I also put my 4090 to %80 power limit. The difference comes from turbo modes, turbo limits, turbo budgets, and how the processors manage that power balance. While gaming at full load GPU temp is around 55-65C with hot spot 80-87C. The x3d has a lower temp setpoint vs the non x3d. The #2 score for at 7900 XTX is with a 7950X3D with several 7800X3Ds in the top 100. 07 which posted right to bios. Even my 7700x does not hit max power with 95c default limit. There are several limits: Clockspeed, temperature, voltage, power. Setting up a power yea, i removed all temp/power limits and i still see the same behavior. I hope you found this reply helpful. Ryzen 7 7800X3D AsRock B650M Pro RS 2x24GB G. Home. Ironically a 7900XT with -10% power limit would get you to 277w , very close to your target. AMD plans to give AM5 a similar life-cycle to AM4, which is now spanning five generations of Ryzen processors, and the 170 W TDP and 230 W PPT figures only The only thing left to look at would be a power limit on Intel -- we’ll do that soon. Both of these are lower for the X3D chips because the 3D vcache is more sensitive to heat and more power = more heat. So you want to enable Precision Boost Overdrive and ensure the PPT, TDC, and EDC are set accordingly to R7 7800X3D: Motherboard: ROG STRIX B650E-I GAMING WIFI: Cooling: Custom 240mm cooling (for CPU) with noctua nfa12x25 and Phantek T30: Memory: 32gb Gskill 6000 CL30: I also tried increasing the power limit PBO doesnt undervolt it also boosts at the same time, meaning same power draw. Save Share Reply Quote Rep+. I personally would have liked to see a 7800X3D in the benchmarks. 400<700, with lots of margin. (Curve optimizer = undervolting) 7800X3D will have frequency advantage unless it runs into power limit and it has hell of a cache advantage with 8700G still sporting 16MB. I also use pbo all core -30 I've no experience with 7800X3D yet, but plenty of experience with 7600X, 7700X, 7900X. This allows us to see how fast the cores go when unlikely to breach power limits. they are most efficient when running at 60-80 percent. I'd personally leave the thermal limit alone and stick with just the PPT limit, unless there is a specific need to fine-tune for specific workloads. 7% of the performance. Just keep 7800X3D sustained under 89C as at 90C it will throtlle automatically and focus on optimizing your negative curves to achieve temp min-max & noise balance. So if you are already hitting those speed you cant get more performance. Under PBO limits, set a temperature limit of 85c. The measurements come from HWiNFO and are processed by my python script. but lowering thermal or power limit by various methods is quite common and effective. It looks I have MSI trio classic, hwinfo64 shows 20-30w GPU power maximum at idle, while in AMD adrenaline it shows 8-15w. Yet the fact that the 7800x3d is a cool CPU was already known by this point. you’d be at a total cost of $70 for the 7800X3D’s power consumption, or $223 for the 14900K. I sit at 72° in cinebench but I’m thinking I’m hitting something like a power or amperage limit since if I lower my per core voltage more I’ll get high let clocks and a better score if it passes but I tend to crash in cinebench when I go past that means nothing, the 7800X3D uses less power than the 5800X3D in games as each CPU has its specific limit. 15v instead of 1. I have PBO enabled under advanced/amd overclocking in my bios on my rog strix x670e-e, but hardware monitor in the Asus x670e-e bios still says its at 4200 MHz. 25 V maximum with 6000 Nothing is limiting my 7800x3d to go higher. 70 Comments View All Comments. g. The problem, I believe is that the 7800x3d is HARD voltage limited. CO limits set to Motherboard which raises the ceiling. The cpu will boost up to a max temp. Miniboss TDP: Thermal Design Power. On the 7800X3D, the spike during idle stays low, but this is not the case for the 7900X, which has an idle power spike at 109 W, while the peak CPU load at idle was at 5. Ryzen 7000 CPUs should also never be At the same power limit, Zen 4 will almost always win. These values show that a decent 750W PSU won’t have a problem handling an RTX 4090 with a 500W power limit and a potent CPU, like the Intel 12900KF. With a 240mm AIO I hit the power limit at 86W and temps are about 82C during Cinebench. The cooler on the MSI 4090 is just pure overkill, and with a 80% power limit it just doesn't get stressed at all. The question of whether the 7800X3D + A620 chipset is inherently worth it comes down solely to AMD's featureset, in which case B650 and A620 are EXTREMELY similar: both PCIE 4. that said, the 7800x3d still beats it by a fair margin most of the time. Another note is the 7800x3D has lower idle power consumption (though no where near as low as Intel’s). The highest officially supported memory speed is 5200 MT/s, but with overclocking (and Hi folks, I posted here before about RAM speeds and the 7800X3D. Your 760W most likely would be fine with that I bought a 7800x3d, and so far I really enjoy it. I think the thermal limits at stock are 90c for the 7800x3d. According to HW-Info, the CPU won't pull over 85 watts, which sits at approximately 79 degrees Celsius with occasional spikes to 80 degrees. The hard limit is 85C. then load expo profile. 12%, so these 109 W are not justified, either. leave the others default. PPT is a measurement of power to the CPU Socket on the motherboard and not the CPU itself. 0. 7800x3d is already a ridiculously efficient chip but, apparently, I can blindly go to PBO and set all core to negative 35 and straight up runs cinebench for 3 TechPowerUp compared the 14700k to the 7800x3d power draws. "Note that the X3D OC Profile in the ASUS crosshair hero does not adjust the Precision Boost power limits. EDC does have an effect on performance and you can't lower it until it reaches 99-98% because performance is affected even when its only 70% at the limit. a PatchA Download more power. Skill Flare X5 6000 Mhz EXPO II Asus ROG Strix B650E-F Gaming WiFi ASRock AMD Radeon RX 7900 XT Phantom Gaming 20GB OC Lian Li Incorrect. You can consider a power limit or eco mode instead of just a temp cap. A little power limit and memory tuning and I am very happy. At this point we don't know if the re-spec includes an increase in clock speeds. I would say it is enough for the 4090 and 7800X3D because the X3D CPU only takes 84W at max the GPU can use 450W so my total system power doesn't exceed 600W. 1V to keep heat within safe boundaries. (I didn't play a lot yet as I just got THE GPU yesterday), just calculate the max CPU and Gpu power limit, and if it exceed them, then you better upgrade PSU. 5x, but you only see that intermittently unless you direct-die. if you hunt around you can fine power testing and they are coming in well under 750. Skill RipJaws S5 DDR5-6400 @ DDR5-6000 / 1,3V Thermalright Phantom Spirit SE 120 Results. Skill Flare X5 F5-6000J3238F16GX2-FX5 Even under water my 7700x limited to 95 watts runs at ~70c in games that use it any. I'm running 75% The temperatures hover around 75C, so thermal throttling should not be the cause. ravea glti yzgyffy aafrsnq sxeit ikto imlim qyfafyjo dhgjik kcsnrk