How to use pbo curve optimizer
How to use pbo curve optimizer. On my 5600X I have P1/P2 set for the same values as I only have one CCX and only want high performance on multicore loads, when in single core performance it then drops back down to using PBO to get me 4 Oct 17, 2022 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Mar 29, 2021 · PBO 2. For best results, skip the frequency override and PBO limits and just focus on Curve Optimiser. Even PBO with no other Sep 28, 2022 · // Edit I have all the logs I need now, just leaving this here for reference. If it crashes drop by -5 if it crashes again, again drop by -5. And I ended up lowering the negative offsets from what RM set, while testing each core, trying to find the best results. Mar 9, 2023 · Then, set all cores' Curve Optimizer Sign to Negative and all Curve Optimizer Magnitude to 30. So naturally I spent most of my time tinkering with it and found out that the best way to overclock these CPUs is to use AMD's Precision Boost Overdrive 2 and Curve Optimizer. Reply reply Apr 16, 2022 · AMD has updated Ryzen Master to include the curve optimizer directly within the app and provides support for the Ryzen 7 5800X3D and Threadripper Pro 5000WX CPU lineup. Reload to refresh your session. Adjust PBO Settings: You can further fine-tune the PBO settings by adjusting the “Precision Boost Overdrive Scalar” and “Precision Boost Overdrive Curve Optimizer” options. Okay, I've now set PBO to Advanced and set an all-core Once you have tuned the PBO Curve Optimiser, you can also apply the Hybrid OC in CTR 2. I've tweak the BIOS to use: Pbo 1 no performance improvement Pbo 2 using curve optimizer no performance improvement Auto oc slight improvement, very slight Curve optimizeronly decreased voltage and heat. If you want to skip yet another explanation of PBO2 and curve and just get to the meat you can go to 11:02: https://youtu. It's a lot more stable at +100. 3600 cl14 ram 4x8gb boosts to 5ghz and I got a 640 on cinebench r20 single core test. Skill RipJaws S5 DDR5-6400 @ DDR5-6000 / 1,3V Thermalright Phantom Spirit SE 120 Results I don't think tuning curve optimizer on a single core basis is a great method for finding a stable curve. google. Do make sure you have a great CPU cooler to do this. 85 GHz, which is interesting when the advertised boost is 4. When I resetted cmos 8 core curve optimizer came. LLC: Level 1 (not sure if necessary) My 5900X liked per core on the Curve Optimizer and benefitted from different values (check previous post). 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. Theoretically this should finally allow overclocking the 1T boost (without using reference clock) by combining it with an Fmax offset ("Max CPU Boost Clock Override"). The steps for using Curve Optimizer to OC are: Curve Optimizer is part of PBO 2. I just downloaded the latest version of Ryzen Master with Curve Optimizer. Aug 27, 2023 · “PBO 2” refers to the updated version of Precision Boost Overdrive released starting with Ryzen 5000 CPUs that adds an additional “Curve Optimizer” setting. I tried adjusting the fan curve as much as I could, but after learning that PBO just pushes my CPU even more, it makes sense why I'm struggling to hit average scores and the temps are high. Dec 30, 2023 · I know you are not supposed to oc the x3d chips from AMD and the amd overclocking pbo page has gone completely in bios (as expected) but the Asus pbo tuner is still available in a limited capacity as in you cant set a mhz boost or set ppt,edt,tdp but you can use the scaler, set max tjp and use the curve optimizer as normal. It should be used with care and awareness of what is what. 0 + Auto OC + Curve Optimizer - 11,658 all core, 656 single core (11,740/661 was attained but had stability issues, see "Curve Optimizer" below) Now my settings: PBO Limits: Motherboard PBO Scalar: 3x Max CPU Boost Override: 200mhz Feb 28, 2023 · The three overclocking strategies tested were; the use of AMD’s PBO 2 and EXPO, the use of PBO tuned using Curve Optimizer, and the use of PBO with an ECLK boost. It’s faster than stock Ryzen 7700X too. While traditional overclocking increases the clock speeds by increasing the voltage, this form of overclocking allows the CPU to boost more aggressively while lowering the Mar 24, 2021 · Enter Curve Optimizer. I should note here that you can still use this without using the maximum override for the PBO boost over AMD’s coded maximum. Note that Curve Optimizer is available only for Ryzen 5000 series processors or newer. Tried with Curve Optimizer (negative 30) to see the performance change. Note that the preset will not override any factory-fused hard limits. I remember my 3700X used to handle "Small FTTs" when PPT/TDC/EDC were set at 105W (same values as 3800X). IMO, start at - 25. after you set scalar to 10x then you want to adjust with the 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. You signed in with another tab or window. Did a quick test on Ryzen 7900 with different PBO settings and Curve Optimizer and see how the performance scales and CPU temperature. Below that, Curve Optimizer Control will already be Included with Auto Offset turned on. Negative offset allows the PBO to clock higher but also causes instability when going above -30 in my processor. But 7th and 8th cores were zero. . You are going to hit unsafe voltages at full load with LLC upped and a positive core offset. You can leave the settings as is. to get the most out of your Ryzen 5000 CPU is you need to do is set your Manual PBO Custom Limits or select Motherboard option. Curve optimizer basically allows you to undervolt each core independently. running PBO is only really needed if you want the single core performance, otherwise it's kinda not worth, using the curve optimizer is tricky when you're using +200 PBO offset. So I've undervolted with PBO in the bios, setting all cores negative curve with a value of 25 in the Curve Optimizer Magnitude field; Now I'm on 84C running a MC Cinebench R23, with a score of 15798 and clocks between 4849-4851 Mhz; On a single-core run I've scored 1603 Pts at 49-51C; Now I'm curious about 2 things: values as is may result in system stability issues and users are advised to further adjust the derived values using€Difference Offset Value,€after verifying stability with their own workloads. com My Ryzen 5000 PBO 2 & Curve Optimizer Guide. No performance improvement. A forum to discuss overclocking the Ryzen 5600X with PBO, AutoOC, Curve Optimizer, and CPU VDD telemetry offset. Download Ry values as is may result in system stability issues and users are advised to further adjust the derived values using€Difference Offset Value,€after verifying stability with their own workloads. May 5, 2023 · 2) Activate PBO. I tried it, just to get a rough idea of what negative offset values to aim for. 85GHz single core, 4. Curve Optimizer. I saw people on reddit praising curve optimizer saying it increases performance and how great it is. So you ideally need a curve that works in multi and single load scenarios. Jun 2, 2023 · Agree. And I could set the 7th and 8th core. Keep in mind that the way PBO works, you'll get less temperatures overall but they could be spiking hard if they have headroom to boost, this is just an example. See full list on github. ” AMD provides automatic Curve Optimizer settings, but manual adjustments might provide even better results. At this point you are just pumping more power into your cpu to shift the boost curve further with optimizer, aka a traditional overclock. Dialed back to +50 MHz and tuned my Curve Optimizer individually and the same performance (if not better) without any reboots. My RAM is set to 3600 MHz with XMP on. if you still need help with this then there it goes: on latest bioses you should have PBO, by enabling it or the advanced option you get a curve optimizer(CO) in that menu, which gives you the option below to set negative or positive voltage offset of maximum 30, we go for negative 30 which is the -30 on all cores it works on most 5800x3d chips as far as I know as I've rarely seen any that When I started PC with 5800x and loaded 5600x profile curve optimizer showed 6 cores only. Curve optimizer allows you to undervolt your CPU. Positive offset would let the CPU use more voltage to achieve higher clock speeds if they weren't possible with a lower voltage (theoretically, and only if the thermal and power headroom allows it), and negative offset will result in the CPU asking for less voltage overall, which will lower temperatures and can result in your CPU Oct 24, 2023 · Should i start with -30 curve optimizer magnitude and leave it there if it works or is it too much for this cpu? What values do you guys recommend? Would -20 be safest to use if i don't want to break anything?Motherboard: asus a620m-kCooler: peerless assassin 120 se PBO - Advanced PBO Limits - Motherboard, also tried to set manually PBO Scalar - Auto, 1x,2x,3x no difference Curve Optimizer - per core, -25,-25,-25,-20,-15-15 Max Boost Clock Override - 200 MHz Thermal Throttle Limit - Auto I also tried resetting BIOS and setting PBO values only in AMD OC section, no positive result. P. B. If its stable, up by 1 until you get instability again then drop by -2 to have a little headroom. I bought a 7800x3d, and so far I really enjoy it. Temperature is an indication of stress but doesn’t tell the whole story. Jan 21, 2021 · I have PBO settings maxed out in the BIOS: PBO: Advanced PBO Limits: Motherboard PBO Scalar: 10X PBO Boost Clock Override: 200MHz Platform Thermal Throttle Limit: 255 CURVE OPTIMIZER: Negative 20 all core. PBO2 Tuner on github will let you do curve optimizer on 5800x3d. Setting the best cores with less and the other cores with -30 offset achieved this clock. May 24, 2023 · Have a look inside Ryzen Master core rankings or the board built in ratings to validate your "gut feeling". Cinebench R20 PBO 1. Jun 22, 2023 · PBO On (17871) Keep in mind I'm using a Scythe Mugen 5 Rev. The CPU reaches 60 degrees in full load, 50~ in single core and boosts to 4. But so far my settings are: core 0 -30 core 1* -35 core 2 -30 core 3** -30 core 4 -30 core 5-30 I have an msi X570 tomahawk and I can set it +500. then you want to turn on the PBO Scalar to 10x as this will allow the CPU to boost for longer and it will add more voltage for the CPU to boost higher. Move to UEFI's last menu, Exit , and choose Save Changes & Reset . 0 + Auto OC enabled - 11,490 all core, 610 single-core Cinebench R20 PB0 2. I was 'stable' on +100, and -30 all minus my two best cores at -5, but still got random reboots at idle every other day. 8 run to double check if I correctly identified all of the tested FFT sizes. OCCT using Small Data Set, SSE instructions, 1T. I just set my pbo to -20 turned off Expo for the ddr and configured it manually to 6000mhz with the template of that youtuber (forgot the name of the channel) and it works perfectly smooth now. I just got done setting it up with +350mhz, curve optimizer set to - 15 on the top 2 cores and - 10 on the other 4, scalar x2 (no idea if it even does anything, more testing needed). EDC too. Mostly on current. Then you will be able to do a per core curve optimizer. I got 627 and 4712 when playing with PBO and curve optimizer. You switched accounts on another tab or window. This seems like a suitable thread for asking for some help. From the PBO triangle analogy, this positively impacts the left and right vertices – SoC power and VRM Current, while negatively impacting the top vertex – heat. Link to PBO2 Tuner: https://drive. I'm currently adding AVX-512 support to CoreCycler, and need a log file for a full Prime95 30. be/dU5qLJqTSAc?t=662. Cinbench single core 2005 and multi core 35000-36000. It looks 105W Config TDP plus Curve Optimizer is the pick for my MSI S360 AIO cooler. Unlike the standalone PBO option, Curve Optimizer requires manual testing and Jan 17, 2024 · In Ryzen Master, do this by selecting Curve Optimizer in the profiles section on the left, then setting Control Mode to Default. Jan 30, 2021 · The new Power Curve Optimizer, or PCO, allows us to shift all the entries on that table up or down, adding voltage (and generating more heat, something we're not really interested in today) or The reason you do curve optimizer is because at stock from factory, AMD has a specific V/F curve that basically fits all cores, despite some being better than others, and by using per core you can tune this curve for each core specifically. com/en/technologies/ryzen Enabling PBO and setting the curve optimizer to negative 15 is the best proceeding boost I have been able to obtain so far. 0 to benefit from lower voltages in multicore loads. This is a beginner's guide updated with the latest techniques. Still need to do other benchmarks. I'm using x570 msi unify. AMD Ryzen Master (Basic View) The basic view provides you with the ability to automatically overclock your CPU, manually control how much overclocking you wish to apply as well and give you a view of important system parameters like the CPU temperature, speed and voltages. It allows for a Jan 16, 2021 · Allowing the CPU to take more power overall allows the CPU to boost to higher clock speeds. How do we disable Curve Optimizer? Setting Curve Optimizer Mode to Off and clicking on apply disables the curve optimizer feature. It fked everything up on my pc. How to overclock using Ryzen Master and the new Windows feature - Curve Optimizer. Click Start Optimizing to get the best settings for your CPU displayed under a new section called CO All 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 Sep 8, 2024 · Curve Optimizer results can vary between individual CPUs due to the “silicon lottery. I read the guide from katalysis (Guide: Zen 3 Overclocking using Curve Optimizer (PBO 2. Without maximising the LLC the highest my CO would go was marginally stable at "-30" but with the LLC maximised it is rock solid steady at "-39" Yes, using Curve Optimizer should have an impact on temperatures seeing you're basically undervolting. I recommend finding the curve optimizer settings that work with default LLC and vcore After I had been working with the Curve Optimizer for some time. com/file/d/1OswZcZ72jhm_Neek9c7PV-aRhM1EuOrX/view?usp=sharingRyzen Master: https://www. I 100% dont recommend ryzen master. 3) Under "Curve Optimizer" change the sign to "Negative" and then you should apply as high a number as is stable. 0, so enable PBO and set it to your platform's limits. 0 thus has to overclock the CPU using the lowered voltage that is dictated by the curve optimizer and therefore provides results that combine the best of both worlds. 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. Under PBO, leave the scalar at Auto. I just used Ryzen Master to activate PBO (no manual changes) and curve optimizer set to -20 all core. I read we need to test how the CPU works at low/light loads and idle as well. Feb 12, 2024 · 5. These settings allow you to control the aggressiveness of PBO and the amount of voltage that is applied to the CPU. At idle or moderate load the voltage is lower - sometimes too low with aggressive curve optimizer negative offsets. GUIDE STARTS HERE. The Ryzen Curve Optimizer enables individualized voltage-frequency tuning. Dec 6, 2020 · From my understanding, using the curve optimizer with custom PBO limits you are by passing some of the protection of the chip. 6 days ago · An all-core Curve Optimizer setting; For example, the “90 Level 2” profile will set the maximum temperature to 90 degrees Celsius, down from the default of 95 degrees Celsius, and an all-core Curve Optimizer of -20. 7 Ghz. The offset on PBO refers to the voltage that the CPU asks for. Hey everyone I finally finished my video guide on how to use PBO2 + Curve Optimizer. Single core at 4850Mhz seems to be a pattern with decent 5800X CPU's when not using PBO Boost Offset. So, in my case that is 4. amd. Curve Optimizer is used to apply voltage offsets to AMD CPUs on a per-core or all-core basis. It wasnt even starting anymore to Windows. When a core is under load, it gives it extra voltage. As 125W + Curve Optimzer -30 applied, the Cinebench nT performance is close to stock Ryzen 7900X. You signed out in another tab or window. Apr 20, 2022 · The nature of how curve optimizer works means that you are more likely to have instability when your system is idle than at full load (even when testing only one core). Considering CPU temparature and Cinebench R23 performance, it looks 105W/125W Config TDP is good for my system. My setup: Ryzen 7 7800X3D AsRock B650M Pro RS 2x24GB G. Diminishing returns kick in fast and hard, with measly performance increases relative to the increase in power consumption. Apr 23, 2021 · The only tweak that seems to actually provide an oc result is skatterbencher guide to using dos oc. Should I enable PBO or Auto-OC control mode along with Curve Optimizer ? My Specs: Ryzen 7 5800x MSI MAG B550 Tomahawk masterliquid ml240l rgb v2 Thanks. Hey, I just wanted to share a quick overview over the results I got, with like no effort at all. If your PC crashes during the next reboot, enter its UEFI again, move to the Curve Optimizer submenu, and reduce all Curve Optimizer Magnitude values by two (from 30 to 28 ). Jun 12, 2021 · Unless you are going for some records you are best off leaving PBO limits at default while only trying to find good Curve Optimizer offsets. Sep 3, 2024 · Click Curve Optimizer on the left panel, and select All Cores next to Curve Optimizer Mode. When I booted into windows 6 core curve settings were the same with bios. Key Takeaways. With Curve Optimizer -30, it's about 7% higher than stock 65W PBO settings. 6 multicore stress testing Cinebench R23. I'm trying to set PBO + curve optimizer and coming from a 5900x and reading a lot of guides, it looks like best cores should not be able to have lower negative offset than the other ones. S. Incorrect adjustments can lead to system instability. Each core has multiple V/F curves that vary depending on load on the CPU. Jun 10, 2021 · For reference, I'm using a ryzen 5 5600X, I have PBO limits fine-tuned and auto overclock at +200Mhz. Nov 5, 2020 · It's called the "Curve Optimizer" and lets you modify the factory programmed Voltage-Frequency Curve when using PBO. In my case, that is "39". - I'm not sure if Prime95 is good to test this curve optimizer. The second and third methods of Ryzen Master Auto Curve Optimizer settings are very optimistic and way over shoots what is actually stable. Maybe yes, but maybe with lower ppt ( so you force all cores in lower freq and voltage). Mar 6, 2021 · My 5800X with the curve optimized/tested with Core Cycler is also able to maintain 4850MHz during the single core tests with Core Cycle/CB R20. Optimizing Precision Boost Overdrive Config TDP + Curve Optimizer -30. Btw I'm using 1x scalar. 0) : Amd (reddit. Why? Use OCCT and test your stable per core overclock. For everyone messing around with PBO2 Curve Optimiser to undervolt & OC their CPU's, here is a stability test I have found useful. xrb dicgb qiok kgkz jheqx efjav nbu dvdf kugev phlldk