Can you find PBO on that motherboard? I can only find Kombo strike which gave reduction in temps 90 down to 80 under CB r23 with a score of 14939. 7800X3D + ASUS TUF Gaming X670E Plus - Performance settings. 3. Dec 10, 2023 · I have a 7800X3D with Asus X670E-E and undervolted it using PBO with -20 on all cores. the pbo setting is also easy to find under advanced amd overclock. 4GHz. The "simple" path is to undervolt all cores Apr 13, 2023 · The 7800X3D supports the auto-overclocking Precision Boost Overdrive (PBO), Curve Optimizer, and fabric and memory overclocking. This means that the limited amount of voltage available to the 7800X3D is maximised, and the voltage won't droop under load. If it isn't I'd honestly not bother any further or check if an all core undervolt works better. First time PC builder here, and I was playing around with PBO and CO but I'm not exactly sure if I might have missed a setting or two in BIOS. Gigabyte just added beta BIOSes for various AM4 boards that enables PBO + CO for the 5800X3D. Meaning, any give time the CPU requests X voltage, the board will take 0. Activate PBO. For example: On my Ryzen 5900X I get a All core 4. May 21, 2022 · Curve Optimizer is a great way to squeeze a little extra performance out of your 5000 series CPU, but it does take some patience to master!AMD recently relea Apr 9, 2023 · Tried different ram set, but no change. Swapped out the chip to a different 7800x3d and I was able to finally boost to 4850 all cores in cinebench stock settings. No powerloss from having 2 dies and having interconnects between them, no weird algorithms for juggling the workloads between the 2 dies, just a single die, with 3dvcache access to every core. Set PBO OC Curve manually after every change in Windows powerstate. PPT 89 - 94,9%. When I enable expo I and PBO, with -30 curve, I can only get up to 4950 all core boost in cinebench. I started undervolting my 7800x3d and made it to -26 all core offset using bios curve optimizer and I started noticing this odd flickering when using OCCT cpu all core bench. May 24, 2023 · Good VRM's is needed, airflow and some understanding of each setting does. If anyone could point to me what I'm doing wrong that would be appreciated. CO offset to -35. Note that this is a +200MHz -15mV PBO curve optimizer setup, so results may vary. TDC 55 - 98,1%. What is the best way to stress test to make sure my PC is fully stable with PBO undervolt? Dec 15, 2023 · Curve Optimizer is a more elegant undervolt but changes the the "curve", this results in better performance as long as there is headroom to boost. Basically, a 50mV undervolt tells a CPU that instead of operating at, say, 2GHz at 1V, operate at 2GHz at 0. My 7800x3d results with Curve Optimizer enabled. So, if I understood correctly "Eco Mode" is just a profile for the specific thermal and power targets for PBO. All I'm doing here is PBO curve optimizer, not any hard voltage adjustments. While watching youtube/twitch streams the temperature is around 50-60. using an older air cooler. Precision Boost Overdrive. Hello, I built a 7800X3D system today and I'm a little bit worried about the temperatures. FINALLY! Dial all these settings way back to something like -5 and check if the system is stable again. 23V, the frequency is. This is basically telling the CPU to draw 30 less mV at the same frequency. I had a 5800x3d before this, with the same cooler H150i elite lcd. When gaming its around 60-70 (Sometimes spikes to 80 for a second then goes back down. Jan 22, 2023 · Join us on Patreon: https://www. 25v的情况下 (用HWinfo观察华硕主板SOC电压实际是1. In the bios I set PBO Advanced settings PBO Limits to Motherboard, PBO Scaler to Auto, Curve Optimizer to negative 30, 30, 8, 30, 30, 30, Boost Override to 0, 50, 100, 200; and Thermal Throttle limit to Auto. For me its like 0 curve for 105 bclk. PBO and Curve Optimizer oversight. 7 GHz in Cinebench R23 I'm very happy! This means a drop in almost 20 degrees with fans set to 40%! On this "Precision Boost Overdrive" screen set: Precision Boost Overdrive to "Advanced". Previously I had the Curve Optimizer set to -25 all core and my Corsair Dominator Platinum DDR5 6000 CL30 timings dialled in. Once you do this, boot into Windows, open Ryzen Master and start CB23 multi thread test. floatplane. 0 GHz clock rate in single-threaded work, which is 200 MHz lower than the 7950X3D's similar chiplet. Step by Step. Get 25% discount on GVGMall with my "SKAG" code. 7800x3d/asus x670e-e/ddr5-6000 @6200 Runs at 5050 in game, and in cinebench. Some of the cores on the non stacked dies go as low as -13 or -9. PBO curve Optimizer at negative 25, but can probably push it to 30 with no issues. 0 Jan 25, 2024 · Example: in my 7950X I have curve optimizer and -0. 7800x3d is locked at 5,050mhz max, you May 24, 2023 · Good VRM's is needed, airflow and some understanding of each setting does. 1Ghz - Gigabyte AORUS 1080Ti - Gigabyte AORUS Z370 Gaming 5 - G. Apr 2, 2022 · I talk about various ways to enhance your PBO curve, including cstates, corecycler configs, testing stability and performance, and benchmarkshere is the redd Dec 13, 2023 · Curve Optimizer is a more elegant undervolt but changes the the "curve", this results in better performance as long as there is headroom to boost. PSA: Gigabyte beta BIOS for AM4 boards with PBO + Curve Optimizer for 5800X3D. Aug 31, 2023 · Modify the curve optimizer from the OC settings (Image via Sportskeeda) You can unlock the full potential of your AMD Ryzen 7 7800X3D using Precision Boost Overdrive 2 (PBO2) and its Curve Apr 5, 2023 · For those unaware of what the curve optimizer does, it allows you to set the operating voltage of each core independently. On 5800X3D there's no reason to touch the rest of PBO, only Curve Optimizer. New comments cannot be posted and votes cannot be cast. Multiplier-based overclocking is still not available. 9 ghz on cinebench. No reason to touch scalar, you're not allowed and will be kicked down to 3. I also set the scaler to 10X. 5. 0) : Amd (reddit. Cooler: Dark Rock Pro 4 - fan curve set to Standard. very impressive, just wish it would persist after reboot because I'm gonna forget. With standard power limits there is almost no difference. Apr 2, 2023 · Now its possible that there's going to be binning between the 7800x3D and 7950x3D's 3D v-cache CCD, but this is some impressive stuff. I heard that PBO causes instability when the PC is doing light load or at idle. No reason to touch limits, unless your cooling is so bad it can't handle 100-120W out of the 5800X3D. Jul 1, 2017 · 1) Max out the LLC for your CPU Vcore. In our third overclocking strategy, we will use the Curve Optimizer tool included in the Precision Boost Overdrive 2 overclocker’s toolkit. 위 사진에서 컨트롤모드 메뉴박스에서 PBO, AUTO OC (=PBO에 최대0. In Windows, open Ryzen Master's "advanced" tab, look under the Curve Optimizer settings, and confirm that you see the "All Core -20" offset in place. Aug 28, 2022 · Go with EXPO I if you want Asus optimized timing. Apr 30, 2023 · Apr 29, 2023. My 7700x for example behaves way better without CO and a cpu voltage offset of -0. 05GHz single core, 18286 C23 multi, 1779 C23 single Emma : i9 9900K @5. Asrock b650e Taichi, 64gb gskill neo 6000/30 running stock expo timings. 000. com)) and was very confident that I had learned about the somewhat unusual test of forcing "Windows 10 Automatic Repair and Diagnosis" for ten times. You're better off doing memory overclocking on the 7800X3D, and you're not going to get more than 5% in most cases from that either. So the configuration I’ve got is as follows. Jun 3, 2024 · GIGABYTE PBO Enhancement, formerly known as Performance Bung, is a performance-oriented technology which provides preset profiles to configure Precision Boost Overdrive. Changed polling rate on mouse (multiple people recommended this on Redditfind it hard to believe it could have caused it but I tried it all the same) 6. 075v from the equation. 25v. PBO 2. tl;dr: curve optimizer settings stay in place even if PBO is set to AUTO or even DISABLED. I read the guide from katalysis (Guide: Zen 3 Overclocking using Curve Optimizer (PBO 2. And it boosts clocks and if it works its great. Never expected CCD0 to hit this high, where my previous boosts were maybe 5. Warlord1981. Results : CO disabled: 17473 points, max. Award. Dec 12, 2022 · PBO(Precision Boost Overdrive)が標準で有効になっているRyzen 7000シリーズだが、マザーボードのUEFI上から温度のリミットを変更可能だ。 「Curve Optimizer Dec 13, 2023 · At this point I increase EDC by 1A and the utilization of EDC and TDC decrease. 2) Activate PBO. May 7, 2023 · 目前curve能下探到更低的负值,FCLK设置到了2133Mhz并能够稳定使用(我没有继续尝试更高FCLK频率)。 而且还是在刻意把SOC电压降低到了1. This makes now old y = f(x-30). The performance boost is more significant the higher your power limits are set. you dont need a video, the voltages are in the same OC gui whre you set expo. I lost 10c not only in all core cinebench but also in cyberpunk and new world. com/channel/HaBuy relevant products from Amazon, I haven't done any tweaking to my 7800x3d yet, so I was looking at curve optimizer and PBO. Turned off Game Bar/Overlay 8. First of all, enable PBO and switch to the "manual" mode, which gives you most control. Nov 18, 1999 · I use a combination of base clock and CO to get the best mix of performance. Sep 3, 2022 · 위 사진에서 per core 선택 후 START OPTIMIZING을 클릭하면 약 40분동안 CURVE값을 자동으로 찾아서 결과값을 보여주게됩니다. PBO hovers around 82-83c (around 45-48c at idle). Archived post. We can see that at 1. Cinebench score is the exact same with PBO - Disabled / PBO - Enabled / PBO - Advanced with 200+ and offset -30, -30, -6, -14, -19, -26, -16, -23 and temperature is around 63C with all of the settings with voltage maxing at 1. Windows 10 Pro ($16): https://biitt. Feb 12, 2023 · At EXPO1 settings with PBO enabled and the curve optimizer set to -35 all cores, I get this: View attachment 2609776 The range is 5000 to 4800, roughly. The fans are very loud spinning at 1200-1300 RPM. Jun 3, 2024 · The curve is homogenous, indicating that the Precision Boost algorithm always tries to maximize the frequency for a given operating voltage regardless the curve optimizer or voltage offset. By manually using the curve optimizer (and power and thermal limit) we can fine tune those values to our particular silicon to potentially get better results than Eco Mode alone So what happens when when we use Eco Mode and manual PBO. I found the correct setting! I could limit PPT to 35W, 45W, whatever I wanted. Enter "20" for the "All Cores" offset number. May 9, 2024 · I run my 7800x3d with expo enabled, soc voltage at 1. Update your bios and chipset driver. 95V instead, and whatever frequency is mapped to 1V is now >2GHz. , Problem is the reading of reports of hidden instability at idle or low basic usage or gaming even after pasisng rigorous stress tests and Coe Cycler reocmmended scrips which tests one core at a time. This way, you will always have the assurance that it wow OP thanks for this! I tested the curve optimizer tool in there and it worked on my 5800x3d. EXPO II for built in ram profile settings. Currently, I am using default EXPO setting and PBO Enhanced from the BIOS main page. The mathematical function f(x) = y where X is voltage and Y is clock gives a curve and if you apply CO - 30 it means you are moving the graph along the OX axis to the left. ross posting this for those with the 7800X3D. 1V I have PBO and DOCP enabled on my MB as well as the latest non beta BIOS for the MB as well to avoid frying Go curve optimizer -30. ly/b54F9Windows 10 Home ($14): https://biitt. Even still I'm not able to boost to 5. And so it goes on. Pbo scalerGoes from 1x - 10x and allows the CPU to be more opportunistic with boosting. Mine pulls 80w during cinebench, imo shouldn’t be using pbo or anything anyways, you’ll get max performance just using curve optimizer, don’t think the 7800x3d is meant to go any higher than 5050mhz. I had to mess around with those on my 5800x3d to get the best out of it but my 7800x3d is good with just a curve optimizer. This means that there is some overclocking to be had here, even if it is automatic overclocking. The offset undervolting is the board calling the shots, it can increase performance but not like curve optimizer. 3 - 4,4 Ghz (Blender) without even touching any EFI setting except XMP. Jan 24, 2024 · Meaning, any give time the CPU requests X voltage, the board will take 0. Aug 4, 2023 · 1) Max out the LLC for your CPU Vcore. Mar 1, 2024 · In YCruncher you might need more voltage so higher curve optimizer. The profiles configure two things specifically: The maximum allowed temperature; An all-core Curve Optimizer setting Dec 15, 2023 · At this point I increase EDC by 1A and the utilization of EDC and TDC decrease. I compared the Auto and Disabled settings to different Advanced settings. Please feel free to correct/expand for the benefit of anybody stumbling upon this in the future. CO offset to -35 RAM set to EXPO II @ 6000mhz CL30. EDC 93 - 60,8%. I would rule out measurement errors because the Ryzen Master provides the same numbers. CPU sits at 4. PBO 2: Curve Optimizer. Temperatures averaging around 62C and 78C respectively. 7950X3D, PowerColor Red Devil 7900XTX, Asus Strix X670E-E, Corsair Vengeance 32gb 6200mhz cl36 XMP Compatible Ram Running In DOCP. 위사진은 저의 라마가 찾은 네거티브 값들입니다. Dec 15, 2023 · Curve Optimizer is a more elegant undervolt but changes the the "curve", this results in better performance as long as there is headroom to boost. Always stress test the system to ensure its stable. I've also got mine on an NH-D15. Not sure if there's any significance but I'd thought I'd mention these anyway. 0 GHz boost clock. patreon. 55GHz. Custom fan curve with Fan Control. If you want to get a power efficient gaming cpu, the answer is same as last gen, the 8 core x3D part, so the 7800x3d. I only used PBO motherboard powerlimits, and the curve optimizer + 104 bclk Good luck tuning its a very hard CPU to fully understand. I have a very good 7800X3D yours might be different ofcourse. 90GHz all core, 5. After I had been working with the Curve Optimizer for some time. Gaming temps are fine. PBO Limits to "Auto" or "Motherboard" (Motherboard will allow higher temps/performance, so align with your goals) Then go to "Curve Optimizer" to see be below screen: This is where the amount of undervolt is set. MSI MAG B650 Tomahawk Wifi@ 7D75v1C. 15v, pbo enhancement, using profile 3 which limits temps to a max of 70c, and a minus 20 curve Click to expand I saw that setting pbo enhancement it's pretty much curve optimizer with pbo limits but auto like right ? Apr 5, 2023 · OC Strategy #3: PBO Tuned with Curve Optimizer. I finally set on 75W, still using the -30 negative curve optimizer and +150 MHz positive PBO clock. I wouldn't start right now with a per core curve optimizer, go with a all core soft curve optimizer, start with -5; -10 or -15 all core and check stability, voltages, performance and temperatures. Case: Pure Base 500 FX. The following is a summary of two weeks worth of testing/benchmark using AMD’s Precision Boost Overdrive (PBO) and Curve Optimizer (CO). This means that the limited amount of voltage available to the 7800X3D is maximised and the voltage won't droop under load. Changed power settings to high performance 7. I tested F37a on my X570i Aorus Wifi and it works great. (high loads) Expo1 with buildzoids and in bios hynix 6200 settings/timing pbo on, and curve optimizer at -39, Runs great, zero issues. MB: Asrock X670E Steel Legend. AMD overclocking. Currently testing -15 all core CO and my temps dropped by nearly 5-10C in Cinebench! Of course have to really test more if it's actually stable. Each step is around 3-5mV. Max power consumption 62,52 watt. Max temps I've seen under stress are about 70c. To other users who are just fine tuning with curve optimizer without the eco mode. There's a good bit of variability to these chips, just play around with yours and see what works best. Less V = lower temps so it can boost higher. LLC setting. 075v Offset. RAM set to EXPO II @ 6000mhz CL30. set to 3 Wanted to try PBO tuner/curve optimizer to see if i could drive my temps down a little. Apr 5, 2023 · While overclocking the Ryzen 5800X3D wasn't possible, the new 7000 Series X3D CPUs can be overclocked through Precision Boost Overdrive (PBO) and Curve Optimizer (CO). Under "Curve Optimizer" change the sign to "Negative" and then you should apply as high a number as is stable. using Gelid Extreme paste. This means that AMD could have likely assigned an extra Aug 19, 2023 · 4. A lower LLC setting increases boost speeds as power and heat is reduced without affecting the boost curve. I was at -15 and after benching a bit lower and a bit higher I was satisfied, temps were good, voltages were good, performance was good. In the advance section of PBO, set PBO limits to motherboard or manual and set values that you won’t realistically hit. Set PBO OC Curve automatically with every system boot/restart/wakeup (means after every change in Windows powerstate) Optional possibility to create custom BurnedToast Alert whenever the CO Curve has been set automatically. 0 Ultimate 360mm - Fractal Design Define R6 I just got my 7800x3d installed yesterday. I am loosing like 1-5% performance max. Skill Ripjaws V 32GB 3200CL16 - 750 EVO 512GB + 2x 860 EVO 1TB (RAID0) - EVGA SuperNova 650 P2 - Thermaltake Water 3. 02 = 5304). For curve optimizer, no. Using the same board and bios you are using. I'm just running all cores at -35 and it's been solid Apr 16, 2023 · The 7800X3D easily reaches its rated 5. My sugesstion, start clean first, reset CMOS and try curve optimizer, then when its stable enough, go after SoC voltage and others. 2 consistently. I've been messing around with Curve Optimizer This video shows how to get free performance out of the new Ryzen x3d or v-cache CPUs. ly/NWHk5Office 2016 ($27): h Jan 30, 2021 · Many motherboard makers have included the Power Curve Optimizer which AMD announced in November in the latest BIOS updates for many of their 500 and 400 series motherboards. AMD says PBO 2. Stock-20 on Core 3,6, -25 on the rest of the Cores May 5, 2023 · 1) Max out the LLC for your CPU Vcore. In my case, that is "39". 5290 MHz with a -29 curve optimizer and 0mV offset, 5298 MHz with a -50 curve optimizer and +50mV offset, and Dec 13, 2023 · At this point I increase EDC by 1A and the utilization of EDC and TDC decrease. Boosts nearly to the same values then stock with -15 on curve optimizer. #2. I dont really know the specifics to OC this thing, but I enabled PBO (just a single option to "enable"), and set curve optimizer to "pbo, 85c, -30). It's almost been a week and I've been using the 1408 bios without any issues. In the BIOS, the PBO has levels 1-5 for different ratings 70-90. Even the Stock PB factory settings try to eak out every little bit out of the CPU as it can and PBO streches this even further. It leverages Curve Optimizer within Precision Boost Overdrive as well PBO and Curve optimizer strange behavior on Ryzen 7-7800X3D Help (CPU) HUB - AMD Ryzen 7 7800X3D vs. Go into BIOS / Advanced CPU settings / Precision Boost Overdrive / Curve Optimizer. Durantarg. First of all, my specs are 7800X3D, B650 Aorus Elite AX, 32gb Corsair Vengeance 5600mhz CL36 RAM. For Curve optimizer, I've got a +200, with each curve set at -32 at the moment. My System: AMD Ryzen 7 7800x3d. set it to advanced then power limit manual then ppt 75000 if it is mw, then curve optimizer, enable, negative, all cores -20. I bought a new ryzen 7-7800X3D and messed a bit with pbo and negative offsets. 2. In my case that is "39". As someone else said, if you're unhappy with how your CPU is performing, try messing with PPT, EDC, and TDC. I made necessary adjustments to DigiVRM on an Asus ROG x670e-F MB with 32GB DDR5 6000MT CL30 (custom timings) GSKILL Trident Z5 NEO RGB. But I think your temps are fine, mine reaches 81-82c during cinebench fwiw using a 240mm aio. The Ryzen 7 7800X3D, along with the other Ryzen 7000 X3D processors, will feature PBO and Curve optimizer support. Edit: Did a quick 3DMark CPU Test comparison. Greetings all, So doing some test runs with cinebench with my new 7800X3D and I have noticed that it's not reaching the advertised 5. 3) Under "Curve Optimizer" change the sign to "Negative" and then you should apply as high a number as is stable. The cooler im using is the Pearless Assassin . Precision Boost Overdrive (PBO) allows the processor to run beyond the defined voltage values to the board’s limits and boost at higher voltages for longer durations than the default. Also the curve optimizer has way more effect on temps of my 5800x3d than my 5800X ever did. Jan 23, 2024 · Meaning, any give time the CPU requests X voltage, the board will take 0. Jan 29, 2024 · Meaning, any give time the CPU requests X voltage, the board will take 0. PBO set to advanced, curve optimizer set to negative and enter 30 as the value in your BIOS. EXPO enabled and SOC manual set at 1. Go to advanced CPU settings. It's in a Fractal Torrent case. PBO with curve optimizer (manually tested over months) gets me to like 4,5-4,6 ish. Definitely runs cooler then before. Change the Precision Boost Overdrive to advanced. If you want to give your CPU an easier time, you can also set a lower temp limit, or lower PBO limits. 30-40 C while idle, 60-65 C while benchmarking and about 50-65 C while gaming. Jan 23, 2024 · 1) Max out the LLC for your CPU Vcore. It's called curve because the plot of the Mathematical function is a curve. Reaching 68-69 degrees and 4. Jan 23, 2024 · Example: in my 7950X I have curve optimizer and -0. Also tried it without it on. 40-60 Feb 10, 2023 · Unfortunately, you cannot manually overclock the Ryzen 7 7800X3D. Load up BIOS defaults, go into PBO menu and enable advanced. 296v,比bios设置的高出0. Activated PBO & Curve Optimizer. 0 w/ Curve Optimizer: Undervolting is a way of overclocking CPUs and GPUs that have an internal table that maps voltage to operating frequency. As mentioned in this video, Curve Optimizer is an important new feature of Precision Boost Overdrive 2. Save and boot back into Windows. Max out the LLC for your CPU Vcore. Set PBO to Enabled and tune Curve Optimizer. Turn on your computer and get into bios, observe the base running speed for CPU and memory, observe the base SOC voltage for your CPU. Good Luck. I set a base clock of 102MHz and cap the max boost to 5304MHz by setting the frequency limit to 5200MHz (5200 x 1. 046v左右)。 Hello all, I would appreciate your input and help regarding some questions I have about fine tuning my PBO on my 7800X3D. temperature (c): 88. However, there is still some overclocking capability present here. Just performed some tests on my 7800x3d and i wanted to share some results from Cinebench. Jan 28, 2024 · 7800X3D - PBO -30 all cores, 4. Now this is setup#2 At EXPO1 settings with async enabled and eCLK set to 103, PBO enabled , curve optimizer set to 0 for all cores,this: View attachment 2609777 The range is 4700 to 4500 roughly. The temps regardless of stock vs. Unfortunately, direct frequency overclocking isn't possible due to Jun 27, 2022 · I am doing Curve Optimizer to undervolt and it seems it can wokr very well. I have encountered zero thermal throttling issues on both prime95 and cinebench. Discussion. PBO was set to enhancement with thermal limit increased to 90C. Nor pushing the voltage past 1. I tried OCCT and it passed for 1 hour. I'm testing right now using corecycler y cruncher. Then I set all the cores to use a curve optimizer setting of -5 with PBO turned on. Then in curve optimizer you can apply negative offsets. I got OCCT errors in Core 2 down to -8, all others were ok at -30. I just got my 7800X3D that replaced my 5900X and as always I’ve spent the last couple of days fiddling with BIOS settings and benching the hell out of this CPU. Now I did another kind of test where I ran superPi , set the affinity of super pi to a single core, and recorded the effective clock. And for anybody with an msi motherboard, not sure of all the models but I know with the x570 you can use Kombo Strike in the bios at setting 1, 2, or 3 for all core curve optimizer -10, -20, and -30. Apr 9, 2023 · At EXPO1 settings with async enabled and eCLK set to 103, PBO enabled , curve optimizer set to 0 for all cores,this: The range is 4700 to 4500 roughly. 1. This is really to share my PBO settings I've managed to tune after sitting on a basic PBO "set it and forget it" settings profile since purchased. 5 ghz for prime95 and stable 4. 2G클럭 추가 부스트 지원기능 wow thanks, curve optimizer does well. May 5, 2023 · 1) Max out the LLC for your CPU Vcore. Intel Core i9 14900K, 21 Game Benchmark youtube May 8, 2023 · Go to topic listing CPUs, Motherboards, and Memory. com/hardwareunboxedJoin us on Floatplane: https://www. Kombo Strike is MSI's less granular take on Curve Optimizer. I’m making this post in hopes that it will help other 7800X3D owners (current and prospective). 1, boost PBO2 Tuner on github will let you do curve optimizer on 5800x3d. Hello everyone. fu er fs bd ah az ok lt fi vh