How to undervolt cpu reddit Adjusting using a VCore offset like you're doing is also fully possible, and will give similar results to adjusting AC loadline. Also the term undervolting for AMD CPU is curve optimizer. The undervolt feature is gone. About the GPU, your best bet is to use afterburner and underclock it. This results in high CPU temperature because your CPU doesn't need that much gas and the excess voltage is nothing but heat. Undervolting can make a HUGE difference At "stock", my 12900K would throttle in Cinebench with all but the very best of coolers. Half of them never ending up truly stable, especially in AVX2 workloads. Like I said above, undervolting is sort of the corollary to overclocking and the process is similar - you try different settings and run tests to see what settings you can achieve with stability. Intel XTU can be used on any Intel CPU that includes an X or K in its suffix, such as an HX laptop CPU, or K or KF desktop CPU. Stable version will have a section called, "CPU Overclocking", click there, It has undervolting Alpha Version (s) have a preset for your CPU, click on performance mode BEFORE undervolting as it allows us to undervolt harder, I was stuck at -10 and got to -25 stable. I have only found these 3 methods on the internet: Decreasing PL1 and PL2 Turbo Boost Power limits. If CPU Core in Throttlestop is undervolted to far then your P Cores will downclock themselves so i would up some voltage back up if so happens Unlocking the ability to Undervolt (Right CTRL + Right Shift + Left Alt + F2): Here's my optimization. This can be done on both Intel and AMD cause it's a Windows feature. It's just a How to safely undervolt CPU? Is it recommended over just buying a new cooler? I have a Ryzen 5 3600 that runs kinda hot and I am thinking about undervolting since I've seen it doesn't affect performance in a noticeable way, specially if the CPU is new. In the “It’s Not Rocket Science” series, we’ve been helping you troubleshoot and optimize your system to I have an HP Victus 16 with Ryzen 7 5800H CPU. Sharing my results here as I think it could be helpful for anybody considering some undervolting for reducing power consumption and temperatures on Raptor Lake, specifically on the 13600K What happens next? Remember that each cpu has its own max core frequency which is set by intel, so cpu itself would keep trying to reach that max frequency regardless of the voltage and consider it as the main goal. I can tell you how i undervolted my legion 7pro 7945HX. Hello, i am new to these stuff and i have some questions regarding the settings that i have. Planning on building a computer but need some advice? This is the place to ask! /r/buildapc is a community-driven subreddit dedicated to custom PC assembly. trueWelcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Its a lot of hassle both on CPU and GPU, but you can lower temps on the CPU, which means you gain performance by throttling less and boosting longer. On my 3060 I lose 10% . 2) How I can to overclock the GPU? Ajustable bars in MSI Afterburner is not active. Undervolting and OCing the GPU gives better temps and higher usable clocks sometimes even extra room to OC the VRAM too. While gaming (Specifically Assassins Creed:Odyssey) temperatures go upto 95 ° C. Using Prime95 to test for instability when undervolting is almost pointless, as usually voltage under load isn't the issue. -50mV is possible on most chips, keep gradually reducing until you get instability. 060mv increased the CPU frequency and decreased the temprature by 1°c and undervolting it to 0. This undervolting stuff looks pretty beneficial and I understand it can boost performance, lower battery consumption, lower CPU/GPU load if I remember, and some other stuff. People would appreciate their CPU’s a lot more than way. I enabled CPU overclocking in BIOS, downloaded the latest version of UXTU. I use Ryzen Controller (at 80 ° C limit)but it feels like the performance is dropping due to it. - Install the Tool Throttlestop and find a stable undervolt for your CPU. com Nov 7, 2025 · Undervolting your CPU is no easy task. Changing the max state of the processor via Windows Power Settings. Anyone is welcome to seek the input of our helpful community as they piece together their desktop. The parroting of “undervolt, undervolt, undervolt” needs to stop. Am using the same CPU with the z790 elite ax. It can. Even if you can't UV the CPU, having lower temps (And better performance) from the Gpu will help keep your CPU slightly cooler as well. 900mV undervolt interact with 120% Power Limit setting? I tried a newbie OC/Uv on my EVGA 3080Ti FTW3. If you go too low with the voltage it will make the system unstable so you have to find out how far you can undervolt your chip. SVID Behavior is basically a coarse undervolt adjustment of AC loadline. 120mv it reduced the temprature by 7°c but also reduced the clock speed. No need to adjust your power limit. Firstly i tried changing PBO limits: PPT:120,TDC:75,EDC:110 with curve optimizer to "per core" with negative signs and some different numbers. Undervolting can be done in several ways, the simplest is set your CPU voltage control to adaptive then run a negative offset. An undervolt that is too low will affect stability. First i tried two different ways to undervolt my cpu. I ran 1920Mhz at 0. We have people spending weeks or months trying to tune their cpu for minimal gains. I have a two questions: 1) How I can undervolt this CPU (because is a bit hot under highload apps)? XTU and ThrottleStop is not working. Undervolting has the benefit of reducing the power consumption of a chip without impacting the performance much if at all. i did bios modding. I wonder how this simple undervolting setting compared to the more complicated one in terms of result in temp, power draw, performance, and stability. The effect of undervolting on CPU temps is colossal and should not be underestimated (9560, i7-7700hq) Lowering the turbo power limits will not hurt your CPU. Let’s start telling everyone to use the stock settings. There is no secret way to unlock these. PSA: Stop nerfing your CPU by undervolting, stop needlessly closing applications and change your fan curves. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Mine is 8 months old. Who starts these idiotic rumours? Lowering the power limits or CPU speed is the only way left to control Intel's hot running mobile CPUs. How do you undervolt a Ryzen 7 9800X3D? In this video we are going to find out. I have watched multiple YouTube videos but to no avail Modern laptops don't let you do a traditional undervolt but if you go into power options you can limit your CPU usage to 95% which will hardly impact performance while also dropping temps and fan noise significantly. Isn’t a -175 mV offset pretty high? I guess the KS binning was responsible for that. 6 For CPU undervolt, you must go into the bios and change some settings. For iGPU try -80 or more and for the caches try -50 or more. Now, with a massive undervolting, it finally got a We would like to show you a description here but the site won’t allow us. That guy has good tutorials so that's a good choice. I set LLC calibration from auto to low and I also set my PL1 and pl2 limits to 200. Undervolting is a process which reduces the excess "voltage" given to the CPU using a software. Undervolting is awesome. - You can try to lower the voltage for the Intel IGPU and CPU Caches aswell. The small change added is that you can now easily degrade your CPU when overclocking. We would like to show you a description here but the site won’t allow us. If we are going to undervolt after overclocking, why are we also setting the GPU to use 20% more power? Doesn't that just cancel out the power decrease we are after with the undervolt? How does a 0. That's the advantage of first doing it in the Intel tuning utility is it's applied after you're in windows, and damage to the CPU doesn't happen with undervolting it just isn't getting enough power to run. Hello to all, not so many time ago I got a Dell Precision 7530 with Core i5-8400H, and discrete card Nvidia Quadro P3200. Should I? If so, how? the reason Im asking because using throttlestop to undervolt shows a grayed out option which means the undervolting is locked from the BIOS of the laptop and i cant find the variable in UEFItool We would like to show you a description here but the site won’t allow us. mv undervolt of p core and e core and cache of -125mv liquid metal on the cpu and 4090 gpu but temps still hit 80c while gaming and 92 to 94 cine bench but that vid is crazy. If Typical or Trained, doesn't work, then Intel Fail safe should work. Step-by-step guide for Intel and AMD processors. Which method is better? My rx 6600 draws 120 after undervolting, 40w from the cpu, maybe another 40 or so from the other stuff, it's very economical. You should adjust your core clock speed first, as that determines your undervolt. And for reference if you undervolt too much it will just crash and revert to stock settings on next reboot. You can also leave it on Auto, and adjust the AC loadline setting manually in Internal CPU power management. For me the max stable undervolt was -25. Learn how to undervolt CPU to reduce temperatures, improve efficiency, and enhance performance. Much easier plus in the end you'd end up losing what 10% performance there abouts. I found that undervolting it to 0. Intel I7 14700HX RTX 4060 i noticed the cpu is kinda running hot, it's reaching 85°c while under load which is not that bad but still I wanted to know if there's a way to further reduce it. There's other threads as well if you search for "undervolt" in the subreddit. See full list on digitaltrends. Your go-to subreddit for undervolting your CPU. Lastly any tips on how to OC GPU/CPU? The CPU overclocking process is 99% the same as it was on a 2600K back in 2011. This is widely used as a cooling solution and in my opinion more effective than any other cooling solution available (thermal paste, cooling pad, etc) at NO cost. 61 votes, 54 comments. Has anyone else tried undervolting their 13900KS? How much were you able to undervolt? Archived post. Benefits to GPU Undervolt are enormous, so I'd definitely look into that. i5-12500H has undervolt protection and I've been researching on the internet for the last few days to find an alternative method for decreasing CPU tmperature. If you want a simple set it forget it undervolt, -0. 920mV and +0 MemOC. You raise VCore, raise CPU multiplier ratio, and hope you're stable. Please tell me in the simplest language how do I undervolt my CPU. /r/AMD is community run and does not represent AMD in any capacity unless specified. The other way is on the picture and is the one i currently use since the perfomance was almost the same Here's a thread I started with a few tips as well as folks' undervolting stories. If you want to try, save your current profile, load uefi defaults, and change the above setting. Recently I realized there needs to be a simple and effective guide from the start to the end about undervolting Ryzen 5000 series using PBO 2, a bs free one that is easy to follow for people who do not really care for specifics, just a stable and efficient system. However, I know that to undervolt with xtu you need to disable undervolt protection in the bios first. New comments cannot be posted and votes cannot be cast. If you undervolt the CPU it keeps the temperature lower and the CPU can therefore clock higher. Do you have a Dragon range CPU? I've had 7745HX and i don't think you can undervolt that UXTU but then i got 7945HX and was able to set the curve optimizer to -25 without any crashes. This guide shows you exactly how to undervolt your processor so it uses less power. My ryzen 7 5800x is running pretty hot under load, even tho i have a corsair 360 rad, hitting 90-91 celsius on cinebench r23, i know its a heavy load compared to everyday use but in for example NFS heat its hitting 79-82 and on idle it can hit 55-57 just doing normal background stuff. Go into bios, go into cpu voltage, set it to offset, set it to a little number e keep adding a bit, if pc won’t start reduce the number (if bios won’t boot alone in safe mode clear cmos) open windows check if your temp/consumption or whatever the reason you are undervolting, check for stability, end. Click SAVE and TURN ON. Undervolting will cause stability issues at transient power stages - when voltage fluctuations between idle and high and vice versa. So, UV allows your laptop to run cooler, more stable, longer battery life, and gives more temperature headroom for your heavy gaming. Turn on overclock and turn off undervolt protection (the description on the bios setting is very intuitive so you should be able to navigate to it). You may have to use a 3rd-party program to undervolt on a laptop. I have no idea how to enable undervolt in your BIOS or how to bring back your xtu. When undervolting, you click on - Negative, and any number between 1 and 30. I put the presets on We would like to show you a description here but the site won’t allow us. I want to try out undervolting but im to inexperienced to start messing with settings, anyone have some Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. 100V for the core voltage offset is a solid undervolt. Some would simply cap the power limit to say 60-80% and raise the core clock your effectively undervolting since ur overclocking while choking its power use so you utilize more of the power so to speak. throttlestop 9. Oct 13, 2024 · If you're looking to squeeze that last little bit of life out of a laptop or just reduce the strain on your desktop, undervolting the CPU could be the solution. Intel removed CPU voltage control from the 12th Gen and newer mobile H series CPUs. Especially considering the government has recently requested people to lower their power consumption due to the current heatwave. With an undervolt, even a basic air cooler was fine. You should not undervolt a laptop CPU/GPU You could disable boost clock on Windows energy settings, and limit the CPU usage through there as well. In the end you still have a fucking 3080ti and can run any game in the world right now. now you can undervolt. Before undervolting, it can not reach the max frequency because it throttles. You can do a combination of an undervolt, check your power usage, then set the power slider in adrenaline to a negative value too I have mine unlocked on alienware. Run an adaptive undervolt offsets I was able to undervolt with a -80mv offset for vcore and -100mv offset for ring. Decreasing Turbo Ratio in ThrottleStop. (FIVR -> Unlock Adjustable Voltage -> -100mV (or more). znbgqp apqui yiak riai uymeee gdvqbl fulw exok gclhh adgipb rilr ospmb lqymrqv abvh swwbqn