7950x undervolt reddit. Now after update to 1. 60 votes, 19 comments. This would be similar to the Ryzen 7 5800X3D which also had a voltage limit that wasn't meant to be exceeded. My curve offset is -8 -20 -15 -36 -40 -40. But do undervolt if pbo and curve optimizer are not on. I started by trying via the bios an all core negative offset of -10 which produces extremely stable results in Prime 95, OCCT, Cinebench but crashes with the general warning message "hardware failure detected" only in AIDA 64 I've just finished my new building, with the Tomahawk, 7950x, 32gb 6000mhz (running at 5400), arctic freezer Ii 360 cooler, a very old GTX1070 and a though power 1000W. Update 1: Improved to +1% single and -7. I bought the EK quantum Velocity 2 block for AM5 and this thing does not hit the thermal limits under Cinebench R23. Edit: 'Idle Watts' and 'Cinebench Watts' are measured from the wall using a meter, and included the entire PC setup including two AW3418DW ultrawide monitors, usbhub, speakers, rtx3090, etc. 985v but the windows time is always drifting, getting late. With core ratio 52. GPU - 61C Memory - 58C Hotspot - 65C. The difference between 7945HX and 7950X is very interesting. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Pros of AMD Ryzen 9 7950X(3D): Way more efficient than the 14900K. 190V I'm getting 2094pts @ 89°C. It's just some basic numbers you can test out with PBO2 Tuner and Cinebench and in no time figure out a stable undervolt and power limits without losing performance. This is because the PPT (package power tracking) limits for the 170 W TDP processors is as high as 230 W, and for the 105 W TDP models, it's 130 W. 2ghz at its lowest speeds, and the ram kit is able to run at 6ghz just by turning on its expo profile. Ryzen 5000 and 7000 both have curve optimizer and PPT TDC EDC limits. Scoring 39,900 with a -30 PBO CO. The lower the power, the more that the 7950X outperforms the 5950X. Im planning buying new PC so I plan to not upgrade anything in following 3-4-5 years. At 65W, the 7950X is +74% better in performance than the 5950X, whereas at 105W, the 7950X is only +37% better. 40v (seems to depend on core). there are good enough aio's, but you'd spend less getting just a decent waterblock and some soft tubing to still beat the best of best aio's Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. On bios 1. Undervolting is allready done by curve optimizer if set properly and aditional undervolt can make things unstable. 3-5. 7950x at 65w eco mode outperforms 12900k in cbr23 mt while drawing 160w less 7950x at 105w eco mode loses ~10% perf compared to 7950x in cbr23 for 100w decrease in power (this number averages out to a lower perf loss of 5+% across other mt workloads according to other reviews) Spent a solid 16 hours going back and forth to finally get stable with 7600x. AS03 i was able to undervolt 7950x by setting frequency 4100 and voltage 850mv. With stock settings I'm getting 1980pts on Cinebench 2024 @ 96°C. Ryzen 7950X VSOC undervolt. It is possible that AMD prioritized using best chips for 7945HX instead of 7950X though because even the best 7950X undervolting cannot The best you can do for high end CPUs , no matter the brand, is to undervolt it since they come to run as fast as possible in stock settings. Max clock went from 5. 2-5. Get the Reddit app Scan this QR code to download the app now. What I’ve found so far is impressive undervolt capability. Jan 17, 2023 · How to underclock/undervolt Ryzen 7950x permanently. 775, but higher multi core scores and same single core scores. I recently built a new setup for mixing/rendering (CPU heavy) and turns out 7950x is acing everything without that much of an effort. . PBO boost override disabled. Stability tests passed: Got a amd r9 5950x with the exact same bequiet cooler and not even mining it likes to kiss the temps between 61-71c. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon… Sep 2, 2022 · AMD Ryzen 7000 "Zen 4" processors can hit up to 95 °C at stock settings, with cooling most appropriate to the TDP level. Is there any way to undervolt this CPU in linux. Also you can undervolt it and get lower temp (and hence lower power consumption, only by losing 5% perf as some youtubers claim). Get the Reddit app Scan this QR code to download the app now X670E Tomahawk Undervolting for 7950x Ryzen 9 7900X can't undervolt and running hot upvotes Sep 30, 2022 · Now we have to consider how much time we want to invest. Maybe simply AMD doesnt have so much possibilities to fine tune every CCD so they do basic Nov 4, 2023 · I'm looking for the best performance with best temps on my 7950x. I can't undervolt in BIOS because my motherboard doesn't support it (Supermicro H13SAE-MF) View community ranking In the Top 1% of largest communities on Reddit. I'm looking to undervolt this cpu to keep my cpu cool and my performance enhanced. This means the clock speed delta between the 7950X3D and 7950X at the same PPT should shrink as you drop PPT more and more. 6ghz max boost which seems ideal for this PPT. But if you undervolt/power limit each chip, the 3Dvcache is still fine, so there is no need to drop the clocks as much. More stable than the AMD counterpart. Modified 1 year, 5 months ago. 7950x Red Hat with 140mm fan. I've just finished my new building, with the Tomahawk, 7950x, 32gb 6000mhz (running at 5400), arctic freezer Ii 360 cooler, a very old GTX1070 and a though power 1000W. Wrong, the 7950x for example, can outperform the 5950x in multithreaded workloads even in 65w eco mode. 125v. While 60-70 is well within the thermal limits of the chip, that's a bit high idling, especially if using an AIO. For example, a user review in this comparison page claims that the 7950X3D "is haunted by software bugs" (here you have an example of a bug with AMD's CPU). By default, PBO2 wants to start CCD0 at a roughly 1. Or check it out in the app stores 7950x undervolt, Bios vs ryzen master Help Request - CPU I wonder how much the limits matter in games I don't remember any review showing the 7950X pass 100W in gaming on average, most were in the 80ish Watt range or lower, depending on resolution. I had this kit on a 2600k, then an 8700k. Any advice on how to do this would be appreciated! I've saw tutorials online but never any that uses my motherboard type You shouldn't be idling at 60-70C. Idle 33 degrees(no fan!), 13watts. So l currently own a ryzen 9 7950x processor and x670E plus motherboard. 8% over the Core i9-13900K at gaming performance, and +2. I was expecting it more in the mid 30s, but again, perhaps not how things work with the 7950. My snew setup bought some days ago is ryzen 7950x with mSi b650 gaming plus wifi and geforce 4090 with Fractal torrent Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Undervolting 7950x. This idle temp lower limit remains if i tried Eco mode, or setting a manual undervolt of up to (or down to?) -0. 277K subscribers in the overclocking community. But to get temps under control, set power limit and set temp limit. (Just a months later update, with the help of members and bios updates, everything is running nice. 08v. The RAM I have is DDR5-6000 CL30. I already tried amdctl and ZenStates with no luck, seems they just dont support Zen4 Raphael cpus. But now I would like to limit my power consumption to 200 watts. Because I am rendering sometimes more than 20 hours a day , I would like to see temps a bit lower than the 95 degree thermal limit . Will be interesting to see how these undervolts prevail under 24 hour stress tests. Make sure to stress test just like you would for an overclock. 100W shouldn't matter much aside from a few edge cases. Restored to defaults and time doesnt drift anymore. I gain performance from the undervolt from 37699 on Cinebench r23 stock to 38971 on -115mv stable UV. Get the Reddit app Scan this QR code to download the app now [CPU] AMD Ryzen™ 9 7950X 16-Core, 32-Thread Unlocked Desktop Processor - $573 (700 - 127) (Amazon Sep 26, 2022 · For the Ryzen 9 7950X, this resulted in a frequency uptick of a just under 150MHz during Cinebench all-core loading. It shows how AMD optimizes the same chips for laptops. I’ve gotten lucky and it’s been very stable with some increase in performance. I've been doing research on building a new system to edit on during the past couple of months. Hello there, how low were you able to set Vsoc voltage on 7000 Ryzens while having 6000 MT/s EXPO profile? I used to have manual value 1. theres a reason theres guides to shutting cores off for some chips to improve thermals/gaming performance. RAM: G. 011v) and limited the settings to the same as the 5950x, just to see how it would compare. Unless you want to benchmark it (which is ok), you dont really see a significant difference going from 4900 to 5200 for example in everyday usage. 275 V, I dropped it right away to 1. The classic block performed well but I wanted more. Skill Tridentz Z5 Neo 2x32GB 6000 (qvl list verified) Jun 11, 2004 · On my 7950x I can instantly shift V/F curve and see, how easily can cpu boost higher with lower TDP. Nov 28, 2022 · I fresh installed Win11 and started by trying to undervolt the CPU since this is the best way to increase performance. I am trying to undervolt my CPU, but it is unstable when I undervolt it and turn on the EXPO profile. I’m targeting a 95W PPT with a boost override of -100 for a 5. It feels justifiable due to this. I did a quick and dirty undervolt on the 7950x (0. Throttling within minutes, would love a step by step, explaining settings so I can undervolt and mine, watched many youtubers and still couldn't get a stable setup for mining, gaming and typical pc usage (default seems fine with crap temps and watts). Anyone have additional tweaks or resources they can point me to to mess around? 7950x w/ PBO undervolt by 100mv, 32gb DDR5-6000 EXPO CL30, Kraken X72 (without AM5 brackets), Gigabyte Master X670. Jan 12, 2023 · Across the board for my tests, my idling temperature never goes below 39C. I don’t remember the exact numbers but in Cinebench R23 it was something like 28k for 65w eco 7950x and 24k for 5950x at stock 105w. Also, weirdly, RT titles did not stress the card harder than pure raster, but this is in terms of hitting instability from the undervolt. If you want to spend the time, you can still optimize every single core manually later, because the procedure is always the same. Viewed 4k times 0 I've tried 2 different New 7900 non x would fit waaay better in that tight build. I could get new 7950X from local website for about $470 (Im from eastern EU), and Ryzen 9 7950X3D is $300 more expensive than 7950X I have found, its around $800. 29 votes, 15 comments. 8MHz and undervolt to 0. 1v at a average 55°C on the stress tests (image 1), nothing fancy but I'm happy with the results. It might be that AMD were very agressive with the out of box voltage curves. 1. Ideally, I'd like to lower the voltage a bit to avoid any potential failures, or even undervolt it if possible without sacrificing performance. I tried to increase voltage to 920mv but it doesn't help. As the tile suggest, I need help for limiting the power consumption of my 7950X after a stable undervolt of -115mv. I have configured a nice workstation for work and gaming. The chip now operated slightly below 5. 18 AS04 and setting these values in bios my mobo doesn't start - screen is black - i waited several minutes. An extra 100-150 watt power draw might affect electricity bill more, but that boils down to usage patterns. 285K subscribers in the overclocking community. All things overclocking go here. I need a bit of help solving a problem. Learn to overclock, ask experienced users your questions, boast your… Whats the best way to undervolt a 7950x on a 240mm aio? Im trying to find the most stable undervolt while retaining as much performance as possible. Anyway, I'm trying to undervolt it, and I got a very stable 5100ghz/1. Asus B650E-I & AMD Ryzen 9 7950x @ 5649 MHz with average CPU temps under 100% load around 86C and idle temps are between 50-56C. 11. 125V (actual value measured on CPU side is 1. With the EXPO profile off, I am able to pass many iterations of corecycler with no issues, but when I turn on EXPO, the computer will randomly black screen and restart, and it does not throw any WHEA errors in the event viewer. I'm not an expert but I remember being blown away with the results after thinking I couldn't get any more performance with the pbo offsets alone until I randomly tried This is follow-up from my last question: VSoC undervolt on AM5 I see there is quite large voltage on memory controller which was set by XMP profile. I tried optimum techs undervolt and eco mode but it kept crashing my whole pc after just 3 minutred of r23 I compared 5600g with 7950x on the same cooler : 5600g - passive Lucifier v2. I've seen several sources claiming that the AMD 7950X(3D) is not that stable. AIDA stress test - 65 watts and temperature grows very slowly, about 1 degre per 5-10 sec. Learn to overclock, ask experienced users… Hi, I'm one of the usesr of AMD Ryzen 7950x and tired of high temperatures in my linux box. At 105w eco the 7950x scored ~34k as well. Same D5 4. My settings for the Ryzen 9 7950X worked even on the worst core, so you should opt for <All Cores> to get a feel for the matter first. My Timespy Score was 21033 with these undervolt settings and temps. I am glad I am here. 35 all core. AIDA stress test - 190watts and temperature become 95 degrees in few seconds. SoC voltage 1. 7950X (just normal PBO) 7950X + CO (-15) 7950X + CO (-15) + 125W limit Results: Gaming: Almost entirely negligible differences in both performance and power draw. 50x and CPU Voltage of 1. 0 pump and everything. As shown in linked video an undervolt followed by a setting a lowered power limits seems to perform on par with stock whilst shaving off 50W. Without a power limit it I’ve been working on optimizing the perf/watt on my 7900x. While a lot of people are trying to achieve highest possible cb score etc 95°C is Now Normal: AMD Ryzen 9 7950X CPU Review & Benchmarks : Amd (reddit. I'm hitting 5. This makes sense because the more advanced node has greater power efficiency than the less advanced node. Starts to temp. Productivity (few samples only): Some negligible differences (AutoCAD2021, Cinebench 23) but massive benefits in Blender for the CO + 125W power limit. I'm not really into overclocking these days, but I want to make sure I'm doing what I can to protect my system from Asus’s negligence. yep, lots of cores on 1 chip generates allot of heat. 3ghz and runs way too hot for my small AC Unit to counter. Dec 7, 2023 · 7950x undervolting. com) Reply reply Front-Study-4782 Ryzen 7600x weird undervolt results Hi everyone Im little confused as there are so different numbers on bios vs windows. You can probably squeeze a little more from it I'm actually redoing my undervolt offset now to bring it as low as possible before I start doing the pbo negative offsets per core. 7950x underclock undervolt Followed a youtube guide to underclock to 4. The 7000 series, and especially the 7950X doesn't leave any thermal headroom for traditional overclocking, but because of the dynamic boosting behavior of Ryzen, traditional overclocking really hasn't been the best option for Ryzen in general. I set a power limit of 175W in the bios. I've got my 7950x undervolted using the offset settings in my BIOS (it's set to about -190 mV) and I have the PBO curve offset at -11 and it's been stable in synthetics but I've noticed that the CPU is no longer drawing all 230W available to it and it's capping out at about 180W. On average of 16 reviews, the Ryzen 9 7950X3D gain +3. 8M subscribers in the Amd community. Start at -10 and work your way down. My question is if i should worry about this and if there any space for improvement. 85ghz down to 5. One of the best tests I can offer you is to find your favorite extremely gpu taxing game, start streaming to discord with all settings bumped, and undervolt from around 1120mv until you crash. 38v to 1. According to the same sources, the AMD Ryzen 7000 Desktop CPUs based on the Zen 4 core architecture may only allow users to undervolt the chip itself. 2GHz on all 16 cores. Now it's on a 7950x. 115V and I passed memtest86 and Prime95 / OCCT already. It is just not as notable as it released against the 12900K, that draws roughly the same amount of power, and it is also the fastest consumer CPU money can buy. Obviously those boost number will be different for you as you're using 7950x, but I gained about 200mhz all core and 175mhz single core just by doing that. if you buying intel's best, get a custom loop. Highly recommended waterblock for anyone on a Even so, I have been researching for a while and I see that many Ryzen owners recommend doing undervolt since it improves performance, consumes less voltage and therefore lower temperatures Even so I can't find any guide to undervolt with PBO2 curve optimizer, so I don't know how and im a little scared to break my cpu or something XD The 7950x draws more power and runs hotter than the 9590. Any advice on how to do this would be greatly appreciated. Hello everyone. The CPU under stress works at 5. Idle about 50 degrees. Not every launch review shows the AMD processor in front, there are also counter-examples. 5% multi core @ same PPT with following changes: -45mv vcore offset. Actually using a negative 30 undervolt it's actually running at 5. Hello guys. You can literally already undervolt easy af. 575 single core and 5. The one difference is if you allow the cpu to down clock at idle the more you undervolt the more chance you can run into idle stability issues from low voltage. Ask Question Asked 1 year, 7 months ago. Firstly this is not due to silicon lottery. I'll list my choices: CPU: 7950x. The two curves have quite different behaviors. 7% over the Core i9-13900KS. I have 7900x which has the same power draw as 7950x and I idle between 50-60 using an air cooler. oebzgflbnfutcndyyjclvcronmbpneohxdxeguecwlbxmbwig