Msi pbo scalar In this video, I'll walk you through the BIOS settings to set Precision Boost Overdrive (PBO) limits for the new AMD Ryzen 7 9800X3D. If I Nov 13, 2024 · AMD's Precision Boost Overdrive is especially important for the latest Ryzen 9000 CPUs for more reasons than one. Thanks for watching. CPU c re voltage. Precision Boost Overdrive > PBO 2. I noticed some behaviours while testing the various modes and I was hoping to create some discussion on it. I just used Ryzen Master to activate PBO (no manual changes) and curve optimizer set to -20 all core. Sets Customized PBO scalar. Nov 28, 2024 · Hello, I suspect the the Curve optimizer on X870 Tomahawk with newest Nov 21 1A1 beta bios is Not working or the voltage is way too high. 350v and 4. What does PBO do, is it safe to enable? And most importantly: Will PBO increase your performance? Pbo on, scalar to auto or 1, long term high setting causes degradation, well reported too. I have an option in my BIOS to use a "Scalar multiplier" for PBO. May 11, 2025 · The scalar does what is written into your bios, which is, the PBO will raise the maximum frequency, and the scalar is the time it will run at that frequency. Aug 27, 2023 · AMD has many boosting technologies for its CPUs, and PBO (Precision Boost Overdrive) is one of the most recent. CL30 6000MHz 96GB Vengeance DDR5 on EXPO enabled 1. Support discouraged use of Curve Optimizer due to stability issues. T Hey all, I've been using AMD for a while now and I've been testing PBO casually over the past few months. After some testing on how AMD's PBO feature works, I found out that if you Set “Precision Boost Overdrive Scalar” to manual at 10x, the CPU voltage gets dangerously high with only a CPU test “System Stability Test” in AIDA64. This increases the Failure In Time, or FIT, value of your processor. For example, enabling PBO on a Ryzen 9 9950X can increase Cinebench R23 performance by about 5%, while MSI's PBO Enhanced Mode can push this to a 10% increase. Two more tips follow: 1. I'm currently running 10x Scalar with -60 All-core curve optimizer offset (My BIOS lets me set -60, but still not sure if the actual limit is -50). Aug 13, 2019 · Then go down to PBO Scalar, set it to MANUAL then set the scalar to 10X. In case if you have an MSI motherboard, you can follow the exact same steps. M8FE1 2x8GB Black Voltages stays Apr 25, 2025 · 更新解決方法在2樓 微星於今日下午更新 AMI BIOS發布 AGESA PI-1. Apr 20, 2018 · For example - setting MSI PBO to a Thermal Temp max or one of the other one - basically applies a profile for PBO, but you can't change anything else. I see something similar Oct 31, 2024 · It always makes good sense to keep an eye on what voltage your CPU is being fed, but 10x Scalar doesn't guarantee that your CPU will see dangerous voltage, it's just one variable. I've tried the running the following configs: There's not much said about how the PBO scalar works like in detail, and I don't feel confident we will ever know as this is entering trade-secret territory (AMD's boosting system is ahead of both intel and Nvidia, so AMD has good reason to not say much about it). Guidebook Mar 1, 2022 · On 5800X3D there's no reason to touch the rest of PBO, only Curve Optimizer. 3cMPG X870E CARBON WIFI 主機板在更新之後 出現了 PBO 無法被正確設定的問題 在這邊尋求廣大板友看看自己的板更新之後是否也是這樣 問題步驟 1. No reason to touch limits, unless your cooling is so bad it can't handle 100-120W out of the 5800X3D. 2x6 cores on a 5900x has far more surface area to cool with, vs a single 8 core CCX on a 5800x - so it can handle higher values. Oct 25, 2022 · Hi, I have a 5950x and would like to get even more out of the chip if at all possible. Only the AI tweaker We would like to show you a description here but the site won’t allow us. 進入 M-Flash 模式選擇解壓縮後的 BIOS 檔案安裝 2. My MC boost clock remained bet Nov 29, 2024 · Our 9800X3D overclocking guide shows you how to run your processor at 5. Apr 26, 2025 · AMD PBO该怎么玩？ 微星B850刀锋钛主板超频设置全攻略,越来越多的人开始使用锐龙处理器了，肯定就绕不开PBO（Precision Boost Overdrive）。 PBO是一种CPU的超频，但由于限定了范围，所以更加安全也更加简单。 Feb 14, 2021 · 创作立场声明： 个人经验，欢迎交流 大概是从ZEN2架构的锐龙3000系开始，AMD处理器的超频能力大幅度减弱，大部分型号都是出厂即灰烬，再加上7nm小核心积热严重，以往常用的手动超全核频率的方法实用性已经很差。 自此，几乎每一篇评测都会告诉你“这一代锐龙手动超频效益不高，还不如打开PBO Jul 10, 2012 · Hey guys i have a 3600 that i have had manually OC'd but now i want to see how well PBO would do as I've never tried it and when i looked into it it as straight forward as one presume. ty guys Sep 18, 2020 · On my system I have to enable PBO (take it out of DISABLED) to expose the setting, with PBO in AUTO it does basically nothing whatever scalar value I choose. Learn how to ac I've been playing around with my 3700x settings, I realised that when I set scalar to x10 I start getting that juicy 4. Precision Boost Overdrive Scalar Ctrl PBOのコントロールを自動または手動に設定します。 PBO scalarを設定します。 この項目はPrecision Boost Overdrive Manualに設定されている場合に表示されます。 ScalarPrecision Boost Overdrive Scalar Ctrlが Apr 18, 2020 · PBO is a feature to help you overclock the cpu by removing power and current limits, increasing boost frequencies by maintaining higher vcore for longer with scalar. Personally I never use it x10, but 5-7 or sometimes (after a reset of the bios I forget to set it sometimes and it runs x1 ) Mar 29, 2025 · For the brave (and well-cooled) This is a bonus setting because, for most people, you shouldn't mess with the scalar in PBO. MSI implementation in BIOS definitely does have some issues, I've an MSI B450 Mortar and there are several things my board does that's wonky when I read about how Gigabyte and Asus boards work. Mar 11, 2025 · The new AMD Ryzen 9 9950X3D brings Zen 5 with 3D V-Cache to the high-end. If you navigate to AMD Settings PBO - you have access to the full PBO Advanced menu and you can see what that profile changed/affected and modify it further. These readers debate that setting it to 10x will raise your overall voltage. according to what ive see here Jan 16, 2021 · Precision Boost Overdrive – Advanced Allows us to turn on PBO and allows us to make manual adjustments to PBO settings PBO Scalar – 10X Should allow you sustain boost clocks for longer. Oct 9, 2018 · LBJistherealchamp date=1550545138 said: In the BIOS, PBO has 4 settings including 300W, 400W, 500W, manual for you to select from. Skill RipJaws S5 DDR5-6400 @ DDR5-6000 / 1,3V Thermalright Phantom Spirit SE 120 Results Max. Upgraded from a 12900k and I am getting 30%-50% more FPS in games with a Sapphire Radeon 7900XTX Nitro+. However, I will get WHEA BOSD with single core test. Select 300/400/500W and MSI BIOS would automatically preconfigure the PBO settings for you, i Hopefully, this helps. In my case it doesn't work anyway, probably from something MSI did to break it in their BIOS LOL. PBO increases TDP beyond stock and thus your cpu can overheat by hitting 95c. Curve Optimizer > CO 3. Hey, I just wanted to share a quick overview over the results I got, with like no effort at all. 0250 to give a +. My theory was that PBO is responsible fo Oct 18, 2020 · That's things like PPT, TDC and EDC and as well the PBO Scalar setting. Unlocking stock PBO limits is a quick and safe way to boost the Ryzen CPU frequency and performance, compared to manually overclocking. First off, I was reading about manually adjusting the curve optimizer with a negative offset to achieve higher boost speeds. . System configuration: Gigabyte B550M DS3H (v1. 1v 120w with way lower temp by just using -20 CO. Oct 30, 2024 · Anybody have a basic guide to X870E MSI Carbon BIOS to setup the 9800X3D with a 200mhz increase (PBO, curve, scaler settings and anything else important). Thoughts on this tune: In my tune I was looking to maintain similar max performance while lowering the draw Jul 23, 2025 · PBO Advanced: The Apply & Save pop-up appears with information that the Mode, PPT, TDC, EDC, Boost Override CPU, and PBO Scalar values will be set to the values displayed. We would like to show you a description here but the site won’t allow us. 4Ghz more often than stock and I'm happy with performance, I also have LLC set to mode 3 on my MSI x570 MPG Gaming Plus, voltage doesn't exceed 1. My 9800x3d running 95degree in full run with -27 CO. PBO Scalar: Manual / 10X (If your cooler sucks, make this arg lower) Max CPU Boost Clock Override: 200MHz (If your cooler sucks, make this arg lower too) Thermal limit: auto or a high value. I am not interested in tweaking too much but which of the pbo presets or settings is best to keep things running cool. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. This means it will keep the voltages during PBO higher for longer, multiplying the default length of time anywhere from 2x to 10x. Precision Boost Overdrive 2 > PBO2 對於使用 AMD Zen 系列的用戶我相信都有使用 AMD 提供的 PBO 自動超頻功能，對於非超頻的一般大眾 PBO 所帶來的效果其實到目前為止還是算滿意的，也逐漸成熟，2020 年 Zen3 發佈 最近大家经常会听到PBO这个词，今天烤机实验室就来为大家介绍一下PBO是什么，以及如何在主板biso里设置PBO。感兴趣的朋友就继续看下去吧~ 什么是PBO？PBO是Precision Boost Overdrive的简称，中文翻译为： 精确增… We would like to show you a description here but the site won’t allow us. hey, so ive got R5 3600 watercooled with 280mm AIO, mb b450 msi gaming plus max. Step-by-Step Overclocking Refine Enable Accuracy Increase Overdrive (PBO): This is AMD’s automated overclocking function for enhancing efficiency dynamically. So, this Load line calibration should always br in 4 for MSI motherboards, according to God 1Usmus. Feb 8, 2025 · Hello, 9800X3D question for the experts haha. Mar 23, 2025 · RT 繼上篇我又來了，今天要來分享一下我的9950X3D的PBO參數設定，顯卡是4070TI 一律都跑2K的畫質。 目前用的檔位是Precision Boost Overdrive (PBO) Enhancement 90 Level 5 這樣設定下來都穩跑，過程無任何閃退及凍結畫面，CPU溫度也都在70~60上下，還蠻安靜 會附上幾個遊戲的測試給大家看，我只附圖，細項設定都開 PBO Limits = Manual PPT Limit = 100 Precision Boost Overdrive Scalar = Manual Precision Boost Overdrive Scalar = 10x Curve Optimizer = Negative, 30 (Not sure what the limit is, max is ideal I think) Max CPU Boost Clock Override = 100Mhz. ive set pbo to "enhanced mode 2' in bios which set scalar to X5. With PBO +200Mhz, set to motherboard limits, and 102BCLK I'm seeing A few months ago I made a video talking about degradation on Ryzen CPUs and speculated why this might be happening. Kombo Strike is MSI's less granular take on Curve Optimizer. temperature and power draw are identical (83°C Dec 3, 2024 · Learn how to safely overclock the AMD Ryzen 7 5700X3D for gaming and productivity. In this video, we walk you through the process of enabling and disabling Precision Boost Overdrive (PBO) on your MSI B550 series motherboard. I can find all settings but they are worded slightly different compared to ASUS BIOS for example and there are many other options (like 10 presets for PBO enabled). This new $700 flagship offers the best application performance, beating even the 9950X, and at the same time you get a fantastic gaming experience that's better than any other non-X3D processor on the market. But on my system, and with it in MANUAL, using my preferred TDC, EDC and PPT settings, MT performance will increase with scalar. According to MSI, the Ryzen 9 9950X can gain nearly 10% in the Cinebench R23 multithreaded Precision Boost Overdrive Scalar or disables PBO control. The consensus seems to be that this is the way. This item Boost will appear Overdrive when Scalar Precision Boost Overdri erclocking. (I have a MSI Mobo and I probed that setting on 4, gave me better stability after the overclock, I also disabled the PBO and left 1. 475mhz on my Ryzen 3600 pretty stable so far). They can do 1. Aug 15, 2024 · MSI PBO Enhanced Mode can boost your Ryzen 9 9950X performance by up to 10%, and boost Ryzen 7 9700X performance by up to 15%. 4V (not altered anything on EXPO profile), PBO mode enabled and OC @ 5400MHz @ 1. ) Jun 30, 2025 · Motherboard: MSI PRO B850P WIFI, Memory: 2x24GB XTREEM T-FORCE 7600MHz CL36, Processor: AMD Ryzen 7 9800X3D, Power Supply: ROG Loki 850W SFX-L, VGA: Gigabyte RX 9070 XT Gaming Oc In all settings tested, I set PBO to motherboard, 10x, +200 Mhz clock, and curve optimizer -15, disabled Global C State. I have an MSI x570 Tomahawk wifi and a be quite pure loop 280mm, so cooling it shouldn't be too much of an issue. Go Into the biography and situate “Advanced CPU Setups. Apr 2, 2021 · I seem to be having some kind of problem getting undervolting my cpu ,(similar to this method Ryzen 5000 Undervolting with PBO2 – Absolutely Worth Doing - YouTube ) and engaging with PBO with Ryzen master,they dont seem to be playing well together but work fine when using individually. My setup: Ryzen 7 7800X3D AsRock B650M Pro RS 2x24GB G. Jun 18, 2018 · Hello guys, So ive got R5 3600 watercooled with 280MM AIO, B450 msi gaming plus max, i was manual OC all core 4. exit that and go to CPU voltage: set it to OFFSET, + direction, and . For instance, I can get a really nice PBO improvement using the 'EDC=10' bug and an Asus board can't. You can remove that throttling limit for temperature on my motherboard as well as part of PBO. Some readers debate whether this value should actually be 1x; I cannot verify this. 490mv on light loads (same as scalar x1), max temp was 50c, please note that I use CTR hybrid profile for multicore tasks so Jul 16, 2019 · MSI has another menu in addition to the generic AMD PBO submenu with some basic preset PBO profiles in it; we verified that all these profiles do is set PBO to advanced mode and max all the Dec 13, 2020 · Hi, love your blog! I followed your instruction to the letter but only got 8246 score on Cinebench R20. A quick look at MSI B650 BIOS features - PBO thermal limt and Config TDP to Reduce Ryzen 7000 Temperature. 0. 45 for a really long period of time when using the multiplier. 本文详解pbo2的pbo scalar参数设置及实测调优，探讨1x到10x参数对电压频率的影响，提供合理设置建议。 Mar 16, 2023 · Hello, I am running Ryzen 7700x with 360mm water cooling and PSU anetc gold 1000W Currently im using Eco mode configuration on my PBO limit with -5 on per core. The ranges are 2x to 10x. after some bench CPU dont go above 60°c in my usage so i guess im fine ? Oct 19, 2024 · As per title, I am running Carbon x870e and 7800x3d (soon to be 9800x3d). x) AMD Ryzen 5 5600G with Radeon Vega 7 Graphics Crucial Ballistix BL8G36C16U4B. Dec 3, 2024 · I am running a 9800X3D on an MSI X870E Carbon and it's fantastic. Under setting, set PBO to advance, set scalar to auto, and PBO with 200 MHZ, I can login to windows, and pass CB20 with multi-core test. I have ryzen 7900, can I safely set the scalar to 2x or 3x and adjust ppt to 120 watts or 170 watts (along with 125 amperes for the currents edc & tdc)? Or will it require just 1x scalar to not burn? For 3x scalar, what is max voltage at 95Celcius considered as safe? I want to use my cpu for 10 years. 3v peak and 1. This item will Hey, I just wanted to share a quick overview over the results I got, with like no effort at all. On Asus x670e-e I had before you had PBO Enhancement levels and you could select one to keep CPU under say 80C. Apr 27, 2024 · Test different values until you find that the frequency reached a maximum during CPU-Z all-core testing. temperature and power draw are identical (83°C MSI implementation in BIOS definitely does have some issues, I've an MSI B450 Mortar and there are several things my board does that's wonky when I read about how Gigabyte and Asus boards work. 2V, CO negative 30, PBO scalar x10. 2v rock stable for many years, temp never above 50C i recently bought a 6800XT and im facing cpu bottleneck so im planning now to use PBO. Apr 17, 2020 · But you can enable and tweak PBO and even SCALAR without turning on the automatic overclocking. Aug 15, 2024 · PBO Enhanced Mode builds on AMD’s Precision Boost Overdrive (PBO) by further optimizing the processor for better performance. Welcome to /r/AMD — the subreddit for all things AMD; come talk about Ryzen, Radeon, Zen4, RDNA3, EPYC, Threadripper, rumors, reviews, news and more. Watch out for two seperate PBO settings on some motherboards, on my Asus board i have one in 'Ai Tweaker' and one in advanced. No reason to touch scalar, you're not allowed and will be kicked down to 3. Is this safe? My chip will stay at 1. If I try to set manual PBO control in AMD We would like to show you a description here but the site won’t allow us. 4GHz. After I compare with other motherboard from internet. So what settings are you guys using and how has it performed. ” Enable Accuracy Increase Overdrive or establish it to “Advanced. It goes up to 1. Sep 7, 2021 · Motherboard Name: MSI B550-A Pro CPU Type: HexaCore AMD Ryzen 5 5600X, 4850 MHz (48. Enabled PBO PBO Limit - Motherboard Scaler - 10x Positive - 200mhz Curve Optimiser - Negative 20 All Core Is this dangerous ? I recently had a 9800X3D die on same settings showing the dreadful "00" motherboard code, wondering if the PBO stuff Oct 6, 2004 · These should work on any Zen 3 chips, but watch out for differences in the CCX and core counts. Explore step-by-step instructions, tips for daily use, memory tuning, and FAQs to maximize performance while maintaining stability. Or until a 512 thread cpu gets cheap as this one. 2. Here's why you should enable PBO on your AMD CPU. ” Optional: Boost PBO scalar to improve efficiency (collection to x5 or x10 for screening). Enhanced modes are PBO presets that change EDC, TDC, and PPT to whatever values MSI deemed "appropriate" for those levels. Will this cause damage? May 5, 2022 · In BIOS I can go into AMD CBS and tweak PBO Scalar; but I cannot increase PPT, TDC, or EDC past stock limits due to the CPU being properly locked. Jul 17, 2022 · PBO Advanced PBO limits set to manual PBO Scalar set to auto PPT - 200W, EDC 140A, TDC 140A Curve optimizer all core -15 Disable clock override. +200 mhz boost Cinebench score of 17k on multi core and 19k on single core what should I set my PPT/TDC/EDC limits? We would like to show you a description here but the site won’t allow us. Jan 5, 2021 · 版上蠻少相關資訊 , 這邊分享自己玩的心得(有錯請多包涵) 以疑似被放生的MSI X570 UNIFY為例 從XFR到PBO是只要你散熱器夠好 , 時脈就頂得上去 但一直以來的狀況是散熱器再好時脈也只是瞬間頂上去 , 並且只是少數核心 而且PBO為了照顧地雷核心電壓都給很高 , 再加上積熱因素 所以平常使用很容易因為 Dec 1, 2020 · 1. 2ghz at 1. 2. What do you would caused this low score? Here is my spec: -AMD Ryzen 5900X -MSI X570 Tomahawk -32GB C16 TridentZ 3600 -850W PSU -MSI CoreLiquid 240 PBO: Yes +200MHz Core 1 -11, Core 2 -15, rest -17 PPT185/TDC125/EDC170 Idle temp: 43-44C Cinebench R20 Multi: 8246 (peak at 68C) Thanks before Jan 20, 2025 · Any tips and trick for best PBO setting for my X870 and 7600x? im noob in OC=) Liquid cooled on Arctic. Jan 11, 2021 · 此文章會運用到許多 AMD 相關名詞在此簡化其稱法： 1. My current Pbo settings are: PPT: 210 TDC: 200 EDC: 150 PBO Scalar: 10X Max cpu boost clock over We would like to show you a description here but the site won’t allow us. Preci ion Manual. 5 x 100) DDR4: Klevv Bolt X @ 3800Mhz I have included some cinebench R15, R20 and R23 scores - mostly multi core as I can`t be asked to sit through anything other than R15`s SC test. The Ryzen 7 9800X3D is powerful, but with the right PBO 2 settings, you can boost performance, lower temps, and improve efficiency, no overclocking needed. Jan 5, 2024 · CPU: 7900X3D (PBO Motherboard, Scalar 10x, -20 all core curve optimizer) GPU: 6900 XT RAM: Corsair 2x16GB 6400 MHZ CL36 XMP Enabled (manually set to 6200 MHZ) BIOS: 7D75v1F BIOS ENABLED: MCR, RAM Power Down Enable, ReBAR, 4G Decoding, CSM Boot, XMP BIOS DISABLED: iGPU, Asmedia Sata Controller Last edited: May 2, 2024 at 12:40 Sort by date Sort Nov 8, 2018 · if you have it stable you can put the PBO Scalar to 2X (increases the boost behaviour by manipulating the integrated health management with a scalar from 1x (stock) up to 10x. High Efficiency Mode for better DDR5 performance [MAG B650M MORTAR WIFI] Feb 1, 2024 · Продолжаем оптимизацию процессоров RyzenВ этом видео мы разберёмся как подобрать напряжения PBO limitsПервая Feb 6, 2025 · Don't leave performance on the table. I'm not sure what settings you have available but there are some presets, in my BIOS at least. This item Boost will appear Overdrive when Scalar Precision Boost Overdri PBO scala to Manual. 開啟微星主板內建 EZ MODE 上方 PBO Enable 模式 (可 The basic "enabled (PBO on)" preset enables significantly higher PPT/TDC/EDC limits, but doesn't change two important settings: PBO Scalar or Clock. 4GHz, using either AMD Ryzen Master, or your motherboard BIOS. 微星主板的具体路径为Overclocking-高级CPU配置-AMD Overclocking-Precision Boost Overdirve，选项Advanced；PBO Limits选择Motherboard主板模式（手动模式需要输入具体数值）；Precision Boost Overdirve Scalar Ctrl设定为10X（最高）；CPU Boost Clock Overdirve 选择Positive就是加频率；Max CPU Boost Aug 19, 2024 · MSI's PBO Enhanced features three modes, simply named 1,2 and 3, with Mode 3 being the most aggressive. Whether you're a beginn Dec 18, 2024 · 2. Here is a quick look at the new 65W Ryzen 7700 performance gain with different PBO settings. Then adjust core optimizer co values per core towards -30, the closer to 30 on each the better. Build: R7 5800X, MSI MPG X570 GAMING EDGE WIFI, NZXT Kraken X63, 32GB G. 最近大家经常会听到PBO这个词，今天烤机实验室就来为大家介绍一下PBO是什么，以及如何在主板biso里设置PBO。感兴趣的朋友就继续看下去吧~ 什么是PBO？PBO是Precision Boost Overdrive的简称，中文翻译为： 精确增… In this video, I'll show you how to enable PBO from BIOS and how to verify if it's enabled. There were quiet a few concerns on scalar so I did some testing and its all included. Skill Ripjaws V 3600MHz CL16, Corsair MP600 1TB, WD Black SN750 1TB, Sapphire Pulse RX 5700 XT, Lian-Li LANCOOL 215 All stock (A-XMP on, PBO all auto) Cinebench R23: 15196 Max Temp: 84° Curve Optimizer -15 Cinebench R23: 15516 Max Temp: 86° PBO: Advanced PBO Limits: Motherboard PBO Scalar: Auto Curve Optimizer: All Cores Aug 15, 2024 · MSI PBO Enhanced Mode can boost your Ryzen 9 9950X performance by up to 10%, and boost Ryzen 7 9700X performance by up to 15%. Not that would do much for 1-2 core boost that much. Under Setting, set PBO to Advance, set scalar between 1x to 10x, and PBO with 200 MHZ, I will get BOSD once the system enter the windows desktop. 3. 25v 143w. It may also mess with PBO scalar and AutoOC I don't think there's a reference chart from MSI for what parameters those modes are using. /r/AMD is community run and does not represent AMD in any capacity unless specified. 0250 boost to voltage. yxpfto kmttuz fdbp ohihjq mrlepyvi fmfg oalcd yuxexf tqm tnxct ttmlz alb qojjqqs grnd cio