5900x undervolt problems. I had better results with the inverse on my 5800x, hence suggesting it in that order. I’m not really experienced enough to be running dozens of tests on thermals and playing with complicated settings like PBO limits, PPT limits etc etc. 3v and 176x core multiplier to 150x core multiplier. They aren't dangerous, but I am energy conscious and just want to get the most out of my CPU without the exponential power draw for diminishing returns in performance at stock Those Ryzen 5000 CPUs can be quite a bit power hungry if you let them behave like they want to, which is why today we're setting this R9 5900X to be more performing in multithread AND more power Apr 16, 2021 · So what happens if you undervolt the CPU. Shouldn't an undervolt lead to lower or at least the same temperatures as stock settings, as lower Voltage means less Power means less thermal energy? I'm running an AMD 5900X on a MSI B550A-Pro. 04 to 0. The real problem is just that the 5900x has 6 cores pe I'm running that rm850x with an overclocked 5900x, overclocked 6800 xt, 32gb of ram, 12 fans, and a crapload of USB devices. First, you are reducing the maximum operating frequency of the processor. Reply reply IMO there's no 'easy' way to OC/undervolt your 5900X. 5 etc I will get the 5900x and NH-D15 chromax. During gaming sessions, I realized that the temps of the 5900x usually hover between 66-70 Celsius, however there's random short spikes in the mid-high 80's. 7GHz. My 5900x idle is 27c on a 280mm aio. The temps are kind of normal for new Ryzen. ? And is it clever to turn on/off PBO? Lower PPT, TDC, EDC works apparently great for some people but only for cinebench score. Just use pbo curve optimizer to undervolt. If you PC is rebooting I would say lower the CO by neg 5 until you don't get reboots. Yes you can and work ok. Next, your cooler master CPU cooler is pretty mediocre so you could consider upgrading that to a better cooler or possibly an AIO. 8ghz. 5 as a maximum temperature. I have a 5900x paired with a H115i cooler and my temps seem to be a bit high for my setup. The temps seem kinda high. I normally do the regular Clock + Voltage adjust in bios with previous ryzen, but everyone seems to be praising the PBO curve. Dec 13, 2020 · Interestingly enough I can go best core -13, second best -17, all other cores -30. 1Ghz, max temp is below 70C in 3d and video rendering. Those Ryzen 5000 CPUs can be quite a bit power hungry if you let them behave like they want to, which is why today we're setting this R9 5950X to be more per Dec 10, 2020 · I while back I went through the undervolt process using Cinebench and tuned a set of PPT/EDC/TDC values I liked with what I thought were some pretty good undervolt values: -20 on the fastest 2 cores, -25 on the next fastest 2 cores and -30 on the rest. The stock 5900X has only 142W power limit and 95A amperage limit which imo is way too conservative. If you don't mind losing a bit in the single thread dept, then i suggest an all-core of 4. With the dual CCD chips like the 5900 and 5950, most people tend to find values around -5 to -15, and anything above that can cause problems for some. I tried to undervolt my CPU but still I have almsot 1. With PBO on auto, the 5900X hardly touches 4. Pbo limits disabled and curve optimizer is at 18 cuz when i turn it on around 20-30 then my pc i just restarting himself. When gaming, games typically push the processor into the 70s, most of the time closer to around 80c. I am currently rocking an Asus Dark Hero X570 and a Ryzen 5900x (rest of build specs below). 2 Samsung 970 Evo+ 1TB SSD Graphics: SAPPHIRE Nitro+ Radeon RX 5700 XT PSU: be quiet straight power 11 750w Platinum OS: Win 10 Pro (64bit) - al Mar 20, 2021 · The cooler's good. 900 points in CB R23. I would say you were wise to avoid a straight -30, not to mention that this doesn't always give the best result. I tried both ways and that's my results PBO2 - PBO Limits OFF - Curve -30 The memory controller slows down when you undervolt it, and since the VDDG voltages are derived from it, you also inherently must undervolt them ever further to hit the 40-75mV target distance between the steppings (SOC -> IOD -> CCD). Hoping someone comes out with benchmarks for the best cpu cooler for 5900x. The AMD website proclaims that the 5900x max temp is 90 Celsius. us/YuQmAMD Ryzen 7 Hello, I have a problem with my 5900x I have high temperatures between 76-83C+ in games. Checking the event logger I had constantly WHEA Logger Event ID 18, Processor APIC ID: 0, 2 or 3, which means that Core 1 and 2 had problems. Generally the best a 5xxx can do is 3600 MHz RAM so if you could run 1:1 at 3600 MHz it would probably perform better. Oct 10, 2022 · I have a Ryzen 5900x paired with a Asus B550M board and I am trying to do an undervolt to keep temps and power draw down. Aug 31, 2021 · Hello friends. 2 Samsung 970 Evo+ 1TB SSD Graphics: SAPPHIRE Nitro+ Radeon RX 5700 XT PSU: be quiet straight power 11 750w Platinum OS: Win 10 Pro (64bit) - al Undervolting is apparently the best (maybe the only good?) way to lower the temps of the 5900x etc. My initial plan was to use two games (Shadow of the Tomb Raider, Guardians of the Galaxy) as well as Cinebench to benchmark the undervolted CPU as well as CoreCycler to verify the stability to a certain degree. So I can’t get much out of my -30 on other cores without sacrificing stability on best cores because boost clock override applies to all cores at the same time. 28v. us/rA4aAMD Ryzen 9 5900X: https://geni. 4v to 1. Also check voltages with all 4 runs, and see if it actually did the undervolt. With stock settings it will boot but as soon as I apply even a moderate load it would instantly lock up. Mar 27, 2022 · I replaced a 3700x with a 5900x on a MSI B450 Gaming Pro Carbon AC and have found that is it only stable when I undervolt. From working with Ryzen in the past it seemed to me it has a mind of it's own, and even when you tell it to undervolt with an offset, it'll do it's own thing anyways. My 5900x took all the curve ever, and performance still dropped above +100, so it seemed to confirm that step 1 accurately identified the boost threshold for the chip overall as opposed to single cores that might be able to go slightly higher given more space to roam. 3GHz all-core (see GNs review) if you didn't cap it to 3. also some cores may not crash until a week R9 5900x problems i recently got my new r9 5900x and i use a Be Quiet Pure Rock Slim 2 for cooling. currently i believe i have mine set to -10 and im gonna try to raise that up a little perhaps to a -8 and see what happens from there. No problems. 5900X oc or undervolt options My end goal is to keep the temperature as low as possible while keeping at least stock performance. I have ASUS X570-I, same BIOS, and for some reason straight undervolting doesn't work (offset voltage doesn't change anything). then set that to -20. 4v at all times, causing 60c+ at idle, and the moment I turned on a game it would shoot to 80c+ and get worse. I recently build my new PC, 5900x, asus x570 plus wif, 3200Mhz tforce ram and noctua nh d15 aircooler, stock temps been alittle high 50-55 and when gaming 75-80. When I built this I had an issue with CPU temps due to the cpu getting 1. Zero problems EXCEPT the one time I tried to run RAGE!!!! mode, instant reboot. Apr 16, 2021 · Mainboard: MSI x570 ACE Mainboard-BIOS: E7C35AMS. before i did my cpu uprade to the 5900x, i had the 5500x and with that i was able to undervolt to -15 and that setting would be to unstable for anything above. Depending on the processor and the voltage change, for example, you might change your 2 Ghz processor to a 1. "Oversized" is really dependant on your workload. Testing needs to include standard stuff like Cinebench and you need to check each core individually using CoreCycler. in the bios i turned off core boost bc it would idle at 4. 2. Something wrong here if your 5900x is 75/80c at idle! You have no airflow or your cooler is crap or not mounted properly. Don't undervolt until you've played with the Curve Optimizer. 1000 undervolt control that you mentioned is obsolete and will inefficiently slow down the CPU. Silicon lottery no doubt being part of that. 03v. Aft Feb 25, 2022 · If I enable PBO and set max. I usually idle around 50c or so with absolutely nothing going on. More than a year user of 5900x, recently started using it undervolted to 1. 065v @4. But my single core performance just drops. and then you can find out what undervolt works. Jan 9, 2021 · Check prices on Amazon belowAMD Ryzen 5 5600X: https://geni. Sure if you are still stable (frankly with lower core zen 3 variants undervolting is easier than with 5900x or 5950x) then yeah job well done i guess, but yeah my point is that undervolting is entirely different beast than your usual intel OC, set multiplayer, voltage, hammer it for couple of hours in stress test and call it a day Dec 31, 2023 · I have a (maybe) weird problem here that I hope the members in this forum can shed some light on. then do -5. 6% Base cpu package power : 181W After : 143W -20. is there some way i can easily underclock/undervolt it so it can only reach lets say 4. Dec 3, 2021 · Like I did with my 2700X and my GPU and as I hinted in another thread I have decided to give undervolting my 5900X a try. 075 to 0. what i would do is undervolt - 30. Jul 17, 2022 · Hi, If you are not comfortable in doing this, leave the board with its PBO stock settings, RoG come with them activated and set to AUTO, as long as you have thermal headroom, it will boost. 8 Ghz processor. Setting power limits to PPT 88W, TDC 60A, and EDC 90A (the defaults for the non-X part) gives about 85% of the all-core performance at just 61% of the power draw when combined with a Curve Optimizer per-core undervolt. I have the NH-D15s (same thing but with 1 fan, and slightly different shape so I can gaze upon my shiny RGB ram). I have a 5900x, 3090 FE, Arctic liquid 360mm and a lian li 011 XL case. Like Like Nov 18, 2022 · Most likely you need to undervolt. This is before I tweak BIOS or anything at all, Loaded Optimized Default, with PBO and Core Boost enabled by default and XMP Profile #1 (3600MHz). With stock settings I could squeeze past official boost values with a AIO Watercooler and undervolting. Jun 28, 2022 · I've a 5900X that I'm attempting to undervolt with the view to lower temperatures (and therefore acoustics of fan noise), but retain stock performance or slightly better. But until then the boost was up to 4950 and temps were down a good 10c as was the total power consumption. Nov 19, 2020 · Mainboard: MSI x570 Unify Mainboard-BIOS: 7C35vA82 (Beta version) CPU: Ryzen 5900x RAM: Crucial Ballistix BL2K32G36C16U4B 3600 MHz, 64GB (32GB x2) Drive: M. Jan 11, 2022 · Found a good video on setting up an undervolt with PBO2 last night and ran with a negative 30 for a few hours last night gaming, got one BSOD. 6 or 4. I messed a lot with pbo and CO but it seems the voltage is very high, hits above 1. 08 (use - or + keys)or more if your single core still boost over 4. In fact in a Cold War private match earlier it got to 91. This was assessed via HW Monitor. 7GHz at a voltage lower than 1. values, my 5900X will happily draw ~200W+ at ~85°C (I've only managed to get it to go over 90°C once at stock, and despite what people say, that didn't force thermal throttling at all). 2 Samsung 960 pro 1TB SSD Graphics: Gigabyte RTX 3070 Eagle PSU: Ocz 750w Gold OS: Win 10 Pro (64bit) - all update Test Cinebench single core, and all core in in stock and and undervolted. 9ghz. if any are stable then try increasing the undervolt by 5 and see if they are stable. 2ghz instead of 4. During normal tasks (even at idle) the PC runs fine, no Mar 6, 2021 · This guide helps you undervolt your new Ryzen 5600x 5800x 5900x 5950x CPUs. Or do this try only enable pbo and lower undervolt from 0. Some time later after a game crash I Performance seems affected, a stock 5900x will get about ~21. 5V 80C+ even with AiO. Cinebench r23 results are consistent between 20 and 21k score. Yes, you want these voltages as low as possible, but as high as necessary, especially when pushing speeds 3600+. I also disabled any form of PBO so it boost to stock profile which is 4850Mhzon a 5800X. Hi this video outlines some bios settings I am using to lower my temperatures and increase performance on my 5900x. 7GHz @ 1. This video will show you how to test your cores to individually adjust each core where n test again and if it runs 30 min without problems, increase test duration from 1 to 6 minutes test it for 5-10 hours In the end you will get results like, -10, -6, -20, -22 and so on. Can someone give me settings for the PBO? My Setup: Corsair H150i elite Capellix 360mm Pull&Push 6x Fans (Exhaust) Mainboard: Asus x570 E-Gaming Case Fans: 6x Corsair QL 120mm (Intake) PSU: Corsair HX1000 Lian Li o11 Dynamic Asus Strix 3080ti OC Monitor Alienware AW27D1 How to undervolt AMD 5000 series CPUs with curve optimizer per core. Also if I go 200mhz I can occasionally get a crash, even if I don’t undervolt. For example you can set pbo enable leave it like that without changing anything else go on cpu voltage and set negative offset betwin 0. Initial tests show that he now has less than 40c in idle, and the PC has yet to turn off while gaming. The problem is that you have a high spec processor, undervolting may result in stability some times as it has to run the 12 cores at 4. Problem is my motherboard is an Asus x570i so the BIOS looks different and so I’m worried i’ll do something wrong. The problem is my best cores on best ccd are unstable with everything higher than +25mhz -0 curve optimizer. My own 5900X (day 1 purchase), CCD1 can drop ~10-15. For immediate help and problem Jan 11, 2022 · So just getting back into the team green swing with this 5900X. Can I do a slight under clock to get the temps in order without reducing performance. 4 voltage often. Found a good video on setting up an undervolt with PBO2 last night and ran with a negative 30 for a few hours last night gaming, got one BSOD. I never mess with EDC, etc. and i think i will be forced to lower the power a bit to get good temps (for my mindset) NH-D15 is the best air cooler money can buy. Previously his PC would crash 100% of the time within an hour on games like Rust or Baldur's Gate 3, after the undervolt he could play Rust for multiple hours. Some CPU's are god-tier and can happily undervolt to the limits of Curve Optimiser, others can't budge a single point or even need more added. 5900x should be tuned with PBO CO and power limits for more performance and efficiency, that -0. RAM: Patriot Steel Series DDR4-3733 (8GB x4) Drive: M. If you don't feel good bout the temps you can undervolt it a little bit. But since you're also running a sff system my suggestion is to let the limits at stock, use curve optimizer to undervolt and squeeze out last bit of performance, and tweak your fan curve to keep constant below 75C, and really ramp up hard above 85C. Sep 9, 2022 · Bienvenidos a este nuevo video! Les traigo un video donde le haremos Undervolt al 5900X, la verdad tuve algo de suerte con las frecuencias que logré con el v my temps idle around 45-50 and when playing warzone get around 75. My primary use of the build is for browsing, YouTube and gaming rather than any video rendering etc. It would've boosted to around 4. Tried all other PBO limits with disabled and an undervolt (curve optimizer -15 value) showing positive results at first. So here goes: 1. this step will be the most time consuming. I'm prioritising lower noise levels over performance gains to be clear. then whatever fails set to -10. Nov 18, 2021 · When i had mine at stock i gave it a bit of an undervolt of -0. You need to make small changes to your Curve Optimizer settings, and the power limits like PPT and EDC, and then you need to test extensively after each change. 069 pretty much sweet spot and there oc tunning done. Undervolting is extremely useful to lower down heat produced by the processor but as you'll come to learn with Ryzen 5000 and PBO you will also get a performance boost. find out which cores fail. And while perfomance does increase the temps don't behave as expected jumping from 77°C on Multicore Cinebench at stock settings straight to 90°C at Hey there, im trying to undervolt my ryzen 5900x. Here was mine at 4. 3v (depends on the silicon). us/7kkZAMD Ryzen 9 5950X: https://geni. 9% Undervolt my CPU AMD Ryzen 9 5900x It's my first time putting together a build with an AMD CPU: Ryzen 5900X MSI B550M Mortar Wifi Kraken X63 with a push/pull config (front) + 2 case fans on exhaust (top/back) Yeah that's same reason I did mine, I didn't add MHZ to my undervolt lol. Some people say its dumb to lower these below stock Any other ways? Or has anyone an opinion to this and can help me? i just got a Ryzen 5900x and was looking better ways to undervolt. Any questi Nov 19, 2020 · Mainboard: MSI x570 Unify Mainboard-BIOS: 7C35vA82 (Beta version) CPU: Ryzen 5900x RAM: Crucial Ballistix BL2K32G36C16U4B 3600 MHz, 64GB (32GB x2) Drive: M. Hope it helps with your setup. It's part of the PBO2 settings (google it) and I found that to be a better way to lower temps without affecting performance. . I think I need to reapply thermal paste as I might be hitting thermal limits and downclocking at 86 degrees. I followed all the steps from all the youtube videos, but it doesnt seem to work. 1D2 CPU: Ryzen 5900x Cooler: Artic Liquid Freezer II 280 with 4 fans in push-pull. 5ghz and 70 degrees C. Tried to undervolt from 1. ANY processor will have temperature problems if it is not adequately cooled. Also, the best you could hope for overclocking the 5900x is just cranking up the TDP and dropping the core voltage offset (which takes a while to dial in properly). If you are only gaming, get an X3D processor - and if you are building new, build on AM5. It should be noted that I do not test for 24/7 stability, but Use BIOS, don't use Ryzen Master (only half /s) Honestly, you can just enable PBO and DOCP if you're not comfortable with BIOS. OP-do you have another video card? Try Display Driver Uninstaller DDU and re-install the latest driver? Did you load the newest BIOS? Dec 31, 2021 · Yep, I've found for my 5900X that the max efficiency window is around the level of the OEM-only 5900. Or like more then half oc ers here test a few days with negattive curve ppt etc and get 50 hz more on all core or pass 5 ghz by max 100 and then complain about 90 C on cinebench;)) I'm getting 82 in cb r23 and 52 in games (room temp 22 23 c) Hello I need help with Ryzen 9 5900x. In general, AMD Ryzens seem to like undervolting (good, more even performance with less heat), but the reason especially you should undervolt is, symptoms point to your system (likely VRM) possibly not being able to feed 5900X and reducing power consumption would likely lead to better performance. 9GHz. CCD2 is stuck at 0 unfortunately. For indication on my rayzen 9 5900x Base temp : 88 °C After : 76 °C -13. The problem with your methodology is: What you're calling "stock" is not stock as in how the processors is configured out of the box. gtf nwrrc bsita olug nkomz ngtpd xxrt kip ttsk jps