3950x prime95 Are new 3900/3950X chips performing better than those from the release days? **LOOKING FOR 3900X/3950X OWNER FEEDBACK, THANKS!** 3950x + (deepcool gammax l240 v2) over heating When running prime95, the CPU will hover around 60/65 C @ ~4. If yours is actually shutting down from high temperatures, something is wrong. Feels like a very drastic jump in temp. 7 GHz. My new 3950x@4. I have spent the past 3-4 days rigorously testing it with my setup so I hope some of you may find my observations useful. I wanted to share some stats I collected on my Ryzen 3950X, and hear your thoughts on them. The biggest stress I put on the system is photogrammetry which load both the cpu and gpu 100%, but I haven't run any of Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen3, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Fans set to cap at about 1,000RPM for silence. Then start Prime95 and start a SmallFFT stress-test on 16 Threads. 20 - 4. Ryzen 3950X is advertised as 3. 45 fixed everything so I'd say using Prime is a good start but not a complete Mar 15, 2002 · Similar threads Dell G15 Ryzen Edition preliminary review Fenixgoon Jul 24, 2021 Laptops 2 6K Laptops Jul 26, 2021 ericlp R Question 3950x Prime95 Clock speed relmik Apr 10, 2021 CPUs and Overclocking 9 3K CPUs and Overclocking Apr 12, 2021 relmik R M Mar 2, 2020 · Hey everyone. 4 GHz and 1. I see strange temperature spikes only on one AMD Ryzen 9 3950X remove from comparison The AMD Ryzen 9 3950X is a high-end desktop processor with 16 cores based on the Zen 2 architecture. Hello, Recently upgraded to the 3950x about a week ago now and finally got everything installed and ready to get… May 15, 2020 · So, i bought ryzen 3950x for replace my old 2700x stable processor and after two weeks i saw random reboots, all setting stock (auto). PBO with auto will idle ~40-45c. 05-14-202002:25 PM Hey guys, I just upgraded to a Ryzen 9 3950X and paired it with a Corsair H115i Platinum, in a Lian-Li O11 Dynamic Case with 3 bottom intake Corsair QL120 fans. Let's focus on the custom settings first. Are these good/normal? 1. P. Power hits ~180W with CB and ~200W with Prime95. This time around I’d like to introduce you to three different things that you can do with the clock and voltage. It's totally normal for it to be 90 degrees when using Prime95. Is the AMD frame Dip thing real or just FUD?? And is the frame times a Before I detail the story I will start with my question - is 1. While the 3700X/3950X in Prime95 fall in a lower core frequency at a very low voltage ( I think I get less than 1. 7GHz Zen2 cores, here is the correct and safe method to determine if your chip is worth overclocking: Run Prime95 AVX SmallFFT. The display is frozen. I did some tweaking when i got the 3950x and MSI x570 Unify. In my system I ended up lowering the IO voltages, as they made no difference in stability (also not a positive difference, as some people claim). After disabling PBO Prime95 now causes an instant BSOD, presumably due to reduced voltage under all-core A little backstory: Purchased a new system I assembled myself - 3950x, Noctua D15, Asus TUF Gaming X570 Plus Gaming. It'll jump into the high 80's nearly instantly. I have a stabel all core overclock of 4. And then it spikes to like 90+ c. Then after couple tests i found what prime95 small Feb 12, 2020 · I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. From troubleshooting the only thing I can do to get it to run prime95 sm Feb 12, 2020 · I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. Jun 8, 2020 · Just fired up HWInfo 6. The best thing you can do is overclock the Have you tried the 3950X with Prime95? Try Blend and Small FFT. From troubleshooting the only thing I can do to get it to run prime95 small fft or occt small data set is if I make one change in the bios and that is May 17, 2020 · Page 2 - Seeking answers? Join the Tom's Hardware community: where nearly two million members share solutions and discuss the latest tech. Jul 23, 2020 · The 3950x is supposed to have a clock speed of 3. Everything else I do runs cooler than that. Then after couple tests i found what prime95 small What Prime95 settings for finding ultimate stability on a 3950x As the title what are the ideal settings for finding stability ? I usually run prime95 and furmark together to stress test laptops (combined cooling means one throttle for the other one). Are there any safe values for PPT, TDC and EDC limits or can they be cranked up to the max? Or maybe I should look just at the vcore? If so, how do I even determine the safe value given how dynamically it changes depending on the type of workload? The test I found most effective is to run Prime95 with small FFTs while listening to music on YouTube. If it reaches 95C and stays there, I'll indicate it and that i failed. May 23, 2005 · R Question 3950x Prime95 Clock speed relmik Apr 10, 2021 CPUs and Overclocking 9 CPUs and Overclocking Apr 12, 2021 relmik R I Laptop Troubleshooting Help In2Photos Feb 10, 2021 Laptops 6 Laptops Feb 11, 2021 In2Photos I E Please help or I may destroy my very expensive PC EricOtown Sep 6, 2020 Ask a Technical Professional 4 Ask a Technical For example, I could just run Prime95 in the foreground and my logger script in the background, but that would not give me a useable benchmark to evaluate performance (would it??) Yes, it would. Chip will not exceed default 142W PPT limit. And then it hit around 77C when running Cinebench R20. The pc is at default setting no overclock. It should be full on all cores. At launch in November 2019 it is the fastest CPU of Nov 19, 2019 · Prime95? Looped cinebench or CPU-z stress test, they're both similar with CPU-z hitting 1-2C higher. It is not 1 to 1, however, a 60% increase over 160W is around 250-260W. Ok so prime95 small fft ryzen master is listing 1. All-core OC or manual delimited PBO (EDC 15 variant of I was undervolting and overclocking my ryzen 3950x. I can't Similar threads R Question 3950x Prime95 Clock speed relmik Apr 10, 2021 CPUs and Overclocking 9 2K CPUs and Overclocking Apr 12, 2021 relmik R M May 17, 2020 · Hello Friends, I am new to the overclocking world, and so far it's been a fun and educational ride. Also, make sure Hi guys, I have recently purchased the 5950x with the MSI x570 tomahawk, and would like to sanity check my temperatures with you. Hi all, Looking to see if my 3950x temps are normal specs are: MOBO: Asus ROG Crosshair VIII CPU: 3950X Ram: GSKILL 32GB @3800 Cooler: Kraken X6… Jun 7, 2023 · I am thinking of getting a Ryzen 7800X3D as I mostly only game and want better power consumption and less heat put into case as 13900K generates so much power and heat even gaming and e-cores off with only 8 P cores at 5. 1302) Ryzen 9 3950x (PBO Enabled) Prime95 Blend test: Min: 73. The CPU should quickly get hot. Then after couple tests i found what prime95 small Nov 2, 2020 · The way to find your CPU's max safe voltage is to enable PBO in the bios, start Prime95 with a custom 128K FFT setting and let it run for a few minutes. Please report both framerates (with and without Prime95 running) in this thread. 7 GHz with only 1 or 2 cores is fully loaded (14/16 cores are idle) Just curious what the normal average is on temps, mine are 33c-35c idle and 58C under max load on Prime95 for 2 hours. 26vcore seems to be a thermal Jan 20, 2014 · Problem: I am trying to diagnose and fix a problem that has been happening since I built this PC back in November. My first time using Prime95 I was also stressing out because of the temperature. Depends what hardware you have and what work you're doing for GIMPS. R. 47v and then opened obs and started a twitch stream using x264 slow and it dropped the VID to 1. No boot loops or anything The general rule is that the peak power consumptions is around 1,5x TDP. While gaming around 60. The giant heatspreader is also probably more efficient at transferring the heat away from the dies. 5% Max: 95. Usually this starts to happen well before outright crashes. Then after couple tests i found what prime95 small Feb 12, 2020 · 3950X Stability I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. I assume you're using Prime95 and doing first time PRP testing. I saw the motherboard's auto voltage was 1. Any advice? : r/overclocking Gaming Sports Business Crypto Television Celebrity Go to overclocking r/overclocking r/overclocking 3950X with NH-D14 in a cramped case. 3GHz on all 16 cores with EK-KIT-P360 liquid cooling. 30 ghz regardless of the 3950x + (deepcool gammax l240 v2) over heating When running prime95, the CPU will hover around 60/65 C @ ~4. If your workload reflects a Prime95 use case, you're likely not using a SFF case or even a 3950X. By "powerful gaming PC" I assume you mean something like an i9-9900K or Ryzen 3700X/3950X. I noticed that the spike is sudden too. If you find the audio crackles, blips or stutters, you need to raise VDDG, VDDP or SOC Voltage (or in my case where I can't change VDDG decrease mem. Like it sits for a while on 60 C, and then the power consumption just goes up and the CPU hits up to like 94 C. Everything was at stock settings and for two weeks it was fine until I ran the CPU benchmark of Sisoft Sandra (the latest version). Will it run and not crash your computer, based on your recommended overclock settings? Fah has problems distributing tasks atm but prime95 is very sensitive to bit errors and it stops workers immediately if there are errors. Let do highest prime95 stress 3950X on a B450 mobo, the PrecisionBoost2. /r/AMD is community run and does not represent AMD in any capacity unless specified. I get no display. 4% Sep 4, 2020 · What does it mean if I can't run the Prime95 Large FFTs test. 4V and all seemed "okay". The CPU is limited in Prime95 by VRM power delivery. 5GHz@1. For desktops you could probably do the same for actual stress testing, for benchmarking you'll have to see what your applications are and try and benchmark in those exact applications. But the voltage seams to be to much as I am facing overheating Problems. If found a damage CPU, the simple way is RMA. I have applied the thermal paste twice already, and got same Dec 24, 2023 · I have a 3950X and Patriot Viper 4400 C19 Ram. 250V under full load. Feb 7, 2020 · 過年前買了顆3900X Ryzen Master 1. CPU speed also constantly hovers at 4. I read everywhere that the sweet spot for Ryzen is 3600mhz. Also, I don't have a temperature controlled room that remains the same temp for 24 hrs. 80 as indicated at Asrock's CPU Support List. Oct 23, 2020 · This video presents the AMD’s Ryzen™ 9 3950X temperatures under several stressing tests. And i have PBO and auto overclocking turn OFF. And the 3800X, well, maybe this one is a bit better binned than the 3700X so it has a bit more headroom. Did a cine and that didn't crash either. 5v on ALL cores while they are ALL boosted (default - no overclocking) at 4200Mhz in the middle of a prime95 Blend test a normal thing for a default new Ryzen 3950x? Jan 11, 2020 · 3950x Thermal Expectations with AIO and plenty of air I'm running a 3950x with an NZXT Kraken x72 (360mm top-mounted and mounted using Thermal Grizzly Condutonaut Liquid Metal) in a Lian Li 011 Dynamic with 3 side-mount 120mm hi-speed intakes, 3 bottom-mount 120mm hi-speed intakes, the 3 x 120mm NZXT fans output (through the radiator) and an 80mm output fan mounted top-rear of case. 21v. Prime95: Bench after every new change and then some 5min torture Got my freshly unboxed 3950x up to 4. So yay (beQuiet Dark Rock 4 Pro (88°C max) and Strix x570-E before anyone asks). Which CCX is starred in Ryzen Master? Jan 7, 2020 · 3950x relatively high temps I'm running a Noctua NH-D15 with my 3950x and temperatures are hovering at around 50-70 degrees when just doing everyday computer tasks (CPU usage around 3-20%) and it'll easily hit 95 degrees and start throttling whenever I run anything that can take advantage of all 16 cores (like Cinebench). That's an increase of 60% peak consumption with Prime95 Small FTTs. After a few seconds, I get a "Killed" message in the console Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Stock will idle ~40c, with CB20 runs topping around 70-75c. 16 Threads should cause no problem for my system! The third pic shows what's happening after Prime95 is started with those settings. Around 46C when idle as you see below. Upping the DRAM voltage to 1. Are new 3900/3950X chips performing better than those from the release days? **LOOKING FOR 3900X/3950X OWNER FEEDBACK, THANKS!** Jun 18, 2004 · Once i get this 4300 prime95 smallfft stable for ateast a hr i might see if i can get 2 chipset stable at 4500 i already do ccx overclocking because i get a wierd issue if i do a all core overclock my sata speeds tank badly. At which point it starts thermal throttling. Jan 22, 2020 · I'd be more interested in seeing what temps you get running Blender Benchmark, Handbrake, Prime95 Small FFTs, and Cinebench R20. Reads 1. The issue I am having is the stability. 6GHz. 4V. 2 Ghz. I just got this rig running, and cant for the life of me enable the DOCP for my RAM. 3ghz overclock on 1. His 3950X for example droops to 1. Lift your spirits with funny jokes, trending memes, entertaining gifs, inspiring stories, viral videos, and so much more from users like IcedAnima. 08volt under full load I hit 83C. I get boot cycle and eventual failure. 35v, also ran it with hwinfo64 and it does say it's only using 1. clock). 5 GHz base, and Turbo Boost UP TO 4. The less time an FFT pass takes to complete, the higher the performance. Understanding how the options change the behavior of the FFT routine that the stress test uses is an important part of learning how to get the best out of Prime95. 375 Ghz on my Ryzen 9 3950x on 1. 0 with PPT Limit will not higher than PPT 142W, cannot crash if it's a healthy CPU. I tested some more after reading the replies. 325 vcore with llc level 4 (higher number = less v droop?) on my crosshair viii hero which drops to 1. Whether it's practical would depend on how accurately/granularly you can log the output from the worker threads. How Turbo Boost works now is a bit more complexbut generallysomething in the lines of this Up to 4. Stable at 4. What are the best ways to find the right voltages, because I went from 58C (non-PBO) to 92C (PBO) Both under max load from Prime95. Previously had a Dark Rock Pro 4 cooler and same thing. I tested it after experiencing instability with my computer. Ryzen 3950x, Motherboard (x370 taichi) or AGESA Faulty? (fail prime95 small fft at stock (auto)), random reboots, bsod Processors 05-15-202006:18 PM Posted Re: Ryzen 5 3600, Got BSoD on Processors. Everytime I enable DOCP. 04), the results look a lot lower: lscpu suggests that the max MHz is 3,500MHz, though I did not think that would be the upper bound: $ lscpu | grep MHz Dear ASRock experts,last month I got a Ryzen 3950x for my workstation (which I use for software development Nov 2, 2020 · The way to find your CPU's max safe voltage is to enable PBO in the bios, start Prime95 with a custom 128K FFT setting and let it run for a few minutes. If I run P95 with any more than 24 threads, the machine instantly black-screen crashes. After the PC is idle for some (varying) amount time, the system freezes completely. Maybe people can even use this as a very rough estimate / comparison of what they might be able to I did some tweaking when i got the 3950x and MSI x570 Unify. 3V at default clock, so I assumed it would be safe to go for 1. Thinking about going for a per CCX OC. The other day I ran Prime95 to test some changes to my fan speed profiles and noticed that one core failed consistently. Feb 21, 2020 · I know it’s not quite the same setup as you, but I’ve been finding that my 3950X is completely stable with Precision Boost Overdrive and 3600CL16 XMP, with the sole exception of Prime95 Small FFT. Those workloads will push your CPU near the ~145W package power limit. May 15, 2020 · So, i bought ryzen 3950x for replace my old 2700x stable processor and after two weeks i saw random reboots, all setting stock (auto). 3950x cpu Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. My 3950X Prime95 Small FFT thermal and power results, actual black magic. Threw in an overwatch session and it still has all cores VID at 1. Jan 11, 2020 · I have similar temp on my 3950X. Tweaking PBO for gaming/workstation use, undervolting for server workloads, or overclocking to (not Prime95 + a LINPACK based test (Intel Burn Test, OCCT Linpack, etc) are what I use for CPU tests. I can increase the limits of the motherboard, but then the CPU gets pretty hot. How are new 3900X/3950X chips doing vs old? I see a lot of new 3600 owners posting up really good OCs but hardly any for the R9 crowd. From troubleshooting the only thing I can do to get it to run prime95 small fft or occt small data set is if I make one change in the bios and that is changing Load While the 3700X/3950X in Prime95 fall in a lower core frequency at a very low voltage ( I think I get less than 1. For other workloads sometimes smaller values can score a bit better. However, when I run some diagnostics, on my machine (Ubuntu 20. 38. 30 using my old 1700X, worked for <10mins and froze. Replaced new kit 4x32gb F4-3200C16Q-128GVK (tested without xmp) to old 4x16gb M378A2K43CB1-CRC and same problem (all memory kits working fine with ryzen 2600, 2700x). Then i decided test new PSU and same issue. 2ghz and 1. I ran the Prime95 on 32 cores. 230A EDC and TDC on the 3950X is optimal for prime95. 9% Prime95 Large FFTs: Min: 72. 5GHz) Jan 11, 2021 · Hi. Can someone please explain what is going on? With this setup, prime95 does not seem to have issues (admittedly, I ran it only for something like 10 hours, but it's a big improvement from almost immediate failure). At launch in November 2019 it is the fastest CPU of the Matisse series. Prime95 only make it hit around 70C or so. 25V All Core燒R20（分數7550上下震盪），搭配雙風扇的利民True Spi rit Power 140 8mm*6，這幾天測試都在70度內(有測試燒1小時以上） 想說燒看看Prime95，不誇張，看溫度直接跳躍式上升，瞬間重開 沒測試不知道，測了才知道R20燒機比較簡單 This is accomplished by setting the motherboard to all auto (PBO), then running a heavy all-core load like Prime95 for about 10 minutes. Check how this affects the framerate of Unigine. If I raise my voltage to 1. Jul 4, 2005 · And Aida64 fpu only is "peak" load, using like 30-40% more power than Cinebench on 3950x All that scaremongering is irrelevant for 99% of PC users that are not rendering, running DC apps and not into stress testing with prime95. See how the framerate has plummeted down! Mar 25, 2020 · AMD Ryzen - PBO, overclocking and undervolting 25 MAR 2020 • 7 mins read Previously in what’s becoming a Ryzen (3rd gen) min-maxing series, we learned about memory limitations. 1V 4GHz 3950x OKAY? Just got some new parts, and started right up playing with them. It should go down slightly, but it should still be way above 100, usually 200-250 (depending on your GPU). Prime95 was a recently requested test. I am about to open a warranty claim with AMD as my 3950x is throwing errors in prime95 at stock settings with the RAM testing well. The second pic shows the Prime95 settings I'm using. Then after couple tests i found what prime95 small Feb 12, 2021 · So, i bought ryzen 3950x for replace my old 2700x stable processor and after two weeks i saw random reboots, all setting stock (auto). Some of the cores are not working at 100%. 331v), BUT he ensures that the voltage droops down to 1. Dec 8, 2020 · 3950X Stability I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. Jan 29, 2020 · I recently built system with Ryzen 3950x and MSI MEG x570 Ace. 3Ghz does 10150 in CB20. PRP testing with Prime95 is memory bound, meaning that the RAM doesn't have enough bandwidth to feed all of that CPU power. My temps are around 45-55C in idle and 75-80C in Full Load. On cinebench about 73. After running a little but I saw this happening in Ryzen Master. After much researching and countless suggestions to update to 5. Then use HWInfo to see where SVI2 Voltage lands under load; that is your CPU's FIT Voltage (i. Jun 4, 2020 · So id like to know what you guys use for your 3900x/3950x to put paste on and what works best i been trying to get my temps down with my loop seems like my temps should be under 85c in prime95 smallfft with a pbo overclock and 78-82c with my 4. Apr 27, 2020 · As you can see in Ryzen Master, when Prime95 is running, your TDC is at it's limit -- 100%. 0v here). 2v at 4. Torture Test Parameters Prime95's torture test dialog includes options to configure custom stress tests alongside it's three built-in presets. Feb 26, 2020 · Hi together, I run my 3950x now @ 4. I was using Cinebench R20 and other tests beforehand and it didn't even came close to 90 degrees (maybe max 80+ degrees can't really remember). I have an Asus tuf pro gaming wifi motherboard, a 5950x, and a 360mm EKWB loop on the CPU. My cooler is Corsair H115i Platinum on Quiet profile. 0% Prime95 Small FFTs: Min: 95. I can run multiple cinebench runs and can game for 8h+, so its stable enough f Jan 5, 2020 · The corollary, leaving aside the complication discussed in paragraph 5 of this post, is that if I wanted to check whether the 3950X is Prime95 stable, I would have to run 1 thread of Prime95, 2 threads of Pime95, up until 32 threads of Prime95, so that I can be sure my 3950X is Prime95 stable regardless how many cores are active 3. 288 when I run cinebench r20 and the max temperature is around 70°c. 28, right now running Prime95, reseted values after beginning of each test: Asus Crosshair VIII Hero Wifi (latest BIOS v. My poor soul found out that 3200MT/s is the highest my 3500X can handle, so yeah. 312V (SVI2 TFN) on idle and droops to 1. It freezes or reboots somewhere between 2nd - 8th hour. Prime95 hits 80c. 325V, LLC medium in BIOS. I’m on an Asus Crosshair VIII Gigabyte published a guide to overclock Ryzen 9 3950X. The pc AMD Ryzen 3950x failing prime95 at stock settings, RMA question. 9GHz. 8GHz occasionally (reminder: stock clock 3. Is there a better 3950X's voltage is odd under Prime95 test Solved: Rookie mistake. All the tests were performed in AMD Ryzen™ 9 3950X Default Mode (Stock settings). When I try to set the ram speed at 3733mhz or 3600mhz. . Prime95 is a power virus and doesn't mimic any real world load I've ever run. I can't use the keyboard or mouse, and SysRq magic doesn't work. Voltage is 1. Are these temperatures normal for this CPU, especially the ones in idle? I'm coming from a i7-6700K which was sitting at around 30C in idle and 60-65C max in full load (paired Aug 14, 2020 · 3950X Stability I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. Therefore, he then sets a somewhat high manual voltage (1. From troubleshooting the only thing I can do to get it to run prime95 small fft or occt small data set is if I make one change in the bios and that is Apr 27, 2020 · As you can see in Ryzen Master, when Prime95 is running, your TDC is at it's limit -- 100%. * The video can be I forgot to take the sticker off the cooling plate of my heatsink on my 3950X and ran Prime95 for 45 minutes without a thermal shutdown. Currently, under Prime95, with an all-core OC 4. e. 2V~ with PBO enabled under heavy prime95 load. , the safe all-core Voltage as determined by the chip itself; this varies chip-to-chip based on silicon quality). 2v~ as well with proper load line calibration (Low LLC) My stock 3950x never passed it either till I set cpu manual voltage with a slight positive offset. I recently discovered that my memory now runs just fine at 3200Mhz using 1T CR with geardown disabled, however in Prime using the blend test it immediately showed a problem even when things like Cinebench were running just fine. Feb 12, 2020 · Stock coolers that come with the CPU won't handle the heat when you run Prime 95 or OCCT, also get HWMonitor to check temps on your CPU when you run Prime95 or OCCT. 16 threads are enough, even on a 3950x. Ryzen 3950x failing prime95 stock. It was a bad idea, as people have pointed out in the comments. If I increase the limits with only 10% - I cannot pass full cycle of prime95 blend test. 6% Max: 83. Nov 2, 2020 · The way to find your CPU's max safe voltage is to enable PBO in the bios, start Prime95 with a custom 128K FFT setting and let it run for a few minutes. Single Cinebench R20 Result + 15 Minutes of Prime95 Cooler Master G200P Fan Power Limit Max Temp All Core Speed Cinebench Multicore Cinebench Single Core Prime95 Temp 105W 82 C 3900 MHz 9044 496 95 C 95W 78 C 3600 MHz 8593 495 93 C 65W 66 C 3300 MHz 7784 501 75 C 45W 59 C 1700 MHz 3963 Agreed! But I think all B550 mobos can handle 3900X-3900XT-3950X easily, because TDP 105W/PPT 142W is not high. Dec 8, 2020 · I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. At that point you're just running it to post numbers. (Source) So the 3950x should in theory max out at around 160W stock. You can see all of my system stats in the HWInfo window. This may have been answered already but I cant find the answer. If I run with a larger FFT size, it’ll do the full 32 threads all day. From troubleshooting the only thing I can do to get it to run prime95 sm Feb 12, 2021 · So, i bought ryzen 3950x for replace my old 2700x stable processor and after two weeks i saw random reboots, all setting stock (auto). Tried multiple pastes, same thing. From troubleshooting the only thing I can do to get it to run prime95 small fft or occt small data set is if I make one change in the bios and that is I don't feel Prime95 is an accurate representation of a workload for the use case. 3950X heavily underclock under stock settings and Prime95 SmallFFT (AVX2 enabled for stability check) It drops even to 2. The Unigine settings are also shown as reference. Feb 16, 2020 · Hello, Attached screenshot is a little period from stressing with prime95 smallest fftts (4-21k) Ryzen 3950. 25V All Core燒R20（分數7550上下震盪），搭配雙風扇的利民True Spi rit Power 140 8mm*6，這幾天測試都在70度內(有測試燒1小時以上） 想說燒看看Prime95，不誇張，看溫度直接跳躍式上升，瞬間重開 沒測試不知道，測了才知道R20燒機比較簡單 Jul 18, 2020 · I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. Dec 13, 2019 · As an aside, I am of the opinion that my Noctua NH-U14S is adequate for running 3950X at stock, since it is, broadly speaking, able to keep the 3950X at around 70C when running Prime95 even Feb 12, 2020 · I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. I. 4 Volts. 3950x and 3900x are hot, and can be cooled with a 240mm or d15, but better with a 360 aio or custom loop. It runs fine except when I run prime95 small fft or occt small data set it will instantly stop workers or BSOD. Bit strange since it never hit 70c under 2*420mm custom loops. Max I can make my 4690K at 4,7 1,32V consume is 212W. May 15, 2020 · Loaded 3950X on pre-installed 5. Also on a different note is xfr even worth it on the 3000 series? This thread is archived New comments cannot be posted and votes cannot be cast comments sorted by Best Top New Controversial Q&A gregz83 i7-8700K, 6800XT I've used Prime95 with the blend tests as well as MemTest. I found that therma Discover the magic of the internet at Imgur, a community powered entertainment destination. My way of approach that problem would be to take the clock I have and go from there in litle steps down on the Voltage. The information provided here is for anyone interested in how my particular 3950X silicon behaves at safe-, high-, and as well as degradation-level voltages. FWIW, I'm Your 3950X is already overclocked to the max from the factory. 7nm isn't easy to cool, and you're trying to cool 16 cores, so my temps and yours are pretty good for a 16 core cpu. But if you feel you'd benefit more from an all-core overclock and wish to throw out your top tier 4. For me, 3700X at 88W limit, instant crash unless I do +100mv then it comes stable. Nov 12, 2019 · REPLYING TO @Cass-Ole : "AMD is advising a 280mm radiator minimum Given the stock Alien cooler for 8-Core 9900k is the same old 120x30mm wide rad found as far back as the R5 4-Core 6700k, R10 now at 16-Cores may, might get the Area-51 (R3 R6 R7) Threadripper 120x48mil cooler (similar to 49mm H80i V2, below) Well, I'd like to see the Aliens try & skate by with that same old / same old Maybe slightly more conservative than necessary, to accurately find the highest limit you should run Prime95 Small-FFTs while at stock settings + PBO and see what the voltage is according to the SVI2 TFN Sensor in HWInfo64. Then to check stability, I ran Prime95. AMD Ryzen 9 3950X The AMD Ryzen 9 3950X is a high-end desktop processor with 16 cores based on the Zen 2 architecture. From troubleshooting the only thing I can do to get it to run prime95 small fft or occt small data set is if I make one change in the bios and that is changing Load Nov 16, 2020 · 3950X Stability I just recently built a pc with a Gigabyte Aorus Ultra X570 and a 3950X. 4ghz, Prime95 spikes to 100C. At this point, I just ignore CPU For the last couple of months I've been running a 3950X with PBO limits set to 300/230/230 and an 80C temperature limit. Here are the system specs: Ryzen 3950 MSI x570 Ace, Dec 2, 2019 · We see a big clue to support that with the 3950x vs 3900x Where the 3950x was pulling less power than the 3900x in spite of it having 4 more cores and a few MB more cache. 5GHz, turboing up to 4. TR likely has silicon quality at LEAST as good as the 3950x. My CPU is a Ryzen 9 3950X. CB20 runs will hit 80c, with Prime95 touching 85c. kion vkzxjb appyxr hdbkdvh mut dhuun bwztzd ccegms lvyzqgf qlkvde ujupy hjoqx elxrpp qadr ezthk