Update - just done six hours of Kagari with no errors after knocking a few cores up; currently on -21,-21,-30,-30,-25,-25. Planning on one more overnight run (on Prime SSE Huge), and then trying to some games. CB23 score has gone up to 11,390, from 10,800 - this is why I undervolt๐Ÿ˜ Answer from JMUDoc on reddit.com
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Tom's Hardware Forum
forums.tomshardware.com โ€บ home โ€บ cpus
Question - Ryzen Master Curve Optimizer | Tom's Hardware Forum
September 6, 2024 - I haven't used Ryzen Master since ... to apply more voltage at a given clock speed, You can increase your all core boost by playing with curve optimizer as the CPU just wont need to dump a ton of voltage when it doesn't need to....
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Reddit
reddit.com โ€บ r/amd โ€บ my findings with the new curve optimizer with amd ryzen master
r/Amd on Reddit: My findings with the new curve optimizer with AMD Ryzen Master
April 17, 2022 -

So I have done about 9-12 hours extensive testings.

--

You WILL have to know your max PPT, TDC, EDC else this is just waste of time doing it and you will just be using default values which give you more aggressive under-volt than you might had opted before manually before using this.

Make sure to set those values in bios before moving on else you will just see default values in there no matter if you pick auto oc, or pbo, this was the case at least for me it would not pickup anything else than default values in software until manually set in bios.

So go to bios set values for those and set everything else on auto in PBO menu.


Verify and run a test just to verify settings are applied like on this screenshot, you don't have to run a full test if your settings where not added correct, go back and do it again.

My 5900X can handle these

PPT 185

TDC 125

EDC 170

Screen after completion..

https://i.imgur.com/otgetEQ.png

Video running test being stable for now and screen from HWiNFO just after finished tests.


Setup

5900X B0 Stepping early unit, not first week tho.

Asus x570-I ITX - Bios 4204 with AMD AM4 AGESA V2 PI 1.2.0.6b

3080 FE

16GB F4-3600C15-8GTZ

SF600

All in a loque ghost s1 case with some vector EK cooling setup on all parts.

All this was done by upgrading to latest bios, resetting bios to make sure no old values was stock and I only touched RAM timings with and dram voltage and PPT, TDC, EDC, PBO scalar x10, overclock 200mhz, rest was injected by ryzen masters into the bios settings after hitting apply.


Overall AMD have done a amazing job with this, even noobs can overclock and undervolt proper now 10/10 AMD clap clap

Do you wish to do it your self grab latest version here

https://www.amd.com/en/technologies/ryzen-master

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AMD
amd.com โ€บ content โ€บ dam โ€บ amd โ€บ en โ€บ documents โ€บ products โ€บ software-tools โ€บ faq-curve-optimizer.pdf pdf
FAQ - Curve Optimizer Feature in Ryzen Master What this feature is all about?
The primary functionality of this feature is to ... tune the AVFS curve of the entire CPU or specific cores of the CPU such that the tuning overrides the fixed curves that they are fused with, resulting in an ... Yes, both CPU and the internal graphics can be optimized...
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Hardware Canucks
hardwarecanucks.com โ€บ home โ€บ forums โ€บ pc builders & tweakers corner โ€บ overclocking, tweaking and benchmarking
Ryzen Master - Auto Curve Optimizer | Hardware Canucks
April 19, 2022 - Anyone give it a shot yet? Takes about 2hr to run on a 5950X (16 cores to go through), so I'd guess about an hour on a 5800X. I ran it last night and all seemed fine, though this morning my PC wouldn't boot into Windows. I've since had to adjust the curve "up" 5 so far, but was seeing random...
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AMD
amd.com โ€บ https://www.amd.com/en.html โ€บ products โ€บ ryzen master utility
AMD Ryzenโ„ข Master Utility for Overclocking Control
May 21, 2026 - The AMD Ryzen Master Tuning page enables you to create multiple profiles to store custom user-defined configuration for both the Ryzenโ„ข CPU, integrated Radeonโ„ข graphics and DDR5 memory. You can adjust performance parameters for the active cores, integrated graphics frequency, and adjust memory timings. You can optimize for general performance or fine tune the settings for your favorite applications.
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H|ard|Forum
hardforum.com โ€บ [h]ard|ware โ€บ amd processors
Ryzen Master - PBO Curve Optimizer Control - Configure in Windows Now! | [H]ard|Forum
April 20, 2022 - I suspect the settings Ryzen Master spits out for CO use are a very good starting point. I wouldn't take them as 100% stable in all situations and definitely require more stability testing. However, it should shave off quite a few hours of testing if you were doing a proper job testing CO settings in the first place. ... Dialing in per-core curve optimizer settings can be tricky.
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Reddit
reddit.com โ€บ r/overclocking โ€บ ryzen master curved optimizer.
r/overclocking on Reddit: Ryzen Master curved optimizer.
October 20, 2022 -

Wasnโ€™t aware that there was an auto curve optimizer until now. Testing to see how well it works but the estimated time start to finish is a little over an hour ๐Ÿ˜

----Update--- Mobo - Asus X570-i itx CPU - Ryzen 5700G

After waiting for this to finish I ran a Cinebench R23 multicore and got a score of 14385 (don't have a screenshot unfortunately). Following that I enabled PBO within Ryzen Master and waited for the restart. After Ryzen Master relaunched following the restart I ran Cinebench again and received a score of 15211. This was all while boosting to 4.65 on all cores at 1.31 volts. Before the Core Optimization with PBO turned on CPU would boost to 4.6 and almost immediately go to 85c and now it has not gone above 73c after the 10 minute loop within Cinebench. For anyone who has not tried or is skeptical, this utility works, at least for me it has produced measurable results. Note - Ryzen Master was running in the background for both runs so it's as close to apples to apples as possible.

Find elsewhere
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Reddit
reddit.com โ€บ r/overclocking โ€บ ryzen master and curve optimizer
r/overclocking on Reddit: Ryzen Master and Curve Optimizer
May 17, 2022 -

I want to set up Curve for my 5600x, but when I start optimization through RM, then EVERY test for some reason gives me one number (-25) for all cores, even though I chose Per Core, what am I doing wrong? How to force RM to select numbers correctly? Sorry for my English, I'm from Serbia myself.

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Thinglabs
thinglabs.io โ€บ how-to-use-the-amd-ryzen-curve-optimizer
How To Use The AMD Ryzen Curve Optimizer - thinglabs
September 8, 2024 - It offers the ability to fine-tune the processor beyond standard settings, achieving a balance between power and performance that caters to specific needs and usage scenarios. The Curve Optimizer is especially useful for those seeking to maximize ...
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Tom's Hardware Forum
forums.tomshardware.com โ€บ home โ€บ cpus
Question - Ryzen Master Curve Optimizer, how to know if it's really being applied ? | Tom's Hardware Forum
June 19, 2022 - The one on right side is just to perform chosen optimization and does nothing until you actually perform it. If you leave it at "OFF" and perform optimization it just returns settings to defaults, No Optimization. I kept on switching between Off, per and all core but none gave me good results, or not as good as manual settings in BIOS.
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Tom's Hardware
tomshardware.com โ€บ pc components โ€บ cpus
How to use Precision Boost Overdrive and Curve Optimizer to improve Ryzen CPU performance | Tom's Hardware
March 11, 2026 - The Ryzen Master software will now apply your settings and run a quick test to check for system stability. ... Once PBO is active, the CPU should begin using any additional headroom to boost more aggressively during heavy workloads. With Precision Boost Overdrive enabled, you can now fine-tune the processor using Curve Optimizer.
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Reddit
reddit.com โ€บ r/amd โ€บ ryzen master curve optimizer, how to know it's really applied?
r/Amd on Reddit: Ryzen Master Curve Optimizer, how to know it's really applied?
June 19, 2022 -

โœ… I already did the "Automatic Optimizer", it took about 1h 45m to complete, then it restarted.

โœ… If i see this screen, this mean it's applied?

โœ… Because if i restart and go to the BIOS, i don't see any changes in the CO.

โœ… Also, i can close RM and the CO will still runing right or need to keep it opened?

โœ… And for last, i should activate Max CPU Boost Clock Override?

Thx in advance!

Top answer
1 of 7
9
Never fuck with software for these jobs - all BIOS and no automatic shit. Personally I only took free gains within stock limits. Slammed +200MHz max boost override (may be too high for higher clocked chips as yours you have to test it for yourself how much it can handle - which may be especially problematic if you push stock power limits a lot). Then I went to per core optimizer - started at -15 (from the middle), followed by up to 20min of OCCT - ones that spill error - lower, others increase the offset at the increments of 5 (anything in between is just waste of time), this ended up at -30, -30, -25, -30, -10, -30 and did final test 2 hours of OCCT and just over an hour of blended Prime95. Like 3 weeks and not a single whea or other issues. So yeah, not that hard of a job to be bother with some damn software and max boost offset is worth mostly for gaming where it's the limiting factor (not your PPT, EDC and TDC). Got about 80pts gain for single core in Cinebench R23 which is nice and CPU in games mostly holds 4.65GHz instead of stock 4.4GHz because game are up to moderate load.
2 of 7
5
honestly, you know its not worth your time when you literally cannot tell the difference. From actions you done i can see that you are not the type of a guy who spends days/weeks to tune your system and enjoys the process that is completely fine. Your stock setup is good enough, enjoy it, play some games or whatever you like doing with your pc. I honestly dont recommend touching CO for users who dont know exactly what are they doing and for what they are doing it.
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AMD
docs.amd.com โ€บ r โ€บ en-US โ€บ 68886-ryzen-master-user-guide โ€บ Curve-Optimizer
Curve Optimizer - 3.1.0 English - 68886
These are cookies that are technically required for the operation of the Sites. They are usually only set in response to actions made by you which amount to a request for services, such as setting your privacy preferences, logging into secure areas of the Sites or filling in forms.
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VideoCardz
videocardz.com โ€บ news โ€บ processors โ€บ software and drivers
AMD updates Ryzen Master to support Ryzen 8000G series, Curve Optimizer now without restarts - VideoCardz.com
February 13, 2024 - The software allows users to unlock the full potential of their CPUs either through automatic overclocking features or manual options. It is also a great software all around for monitoring and handling of different profiles depending on user needs.
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Reddit
reddit.com โ€บ r/sffpc โ€บ ryzen curve optimizer
r/sffpc on Reddit: Ryzen curve optimizer
January 21, 2024 -

So first thanks to the few tips on the hardware choices, my terra build worked first time. 7900x, in eco mode, 32gb 6000mhz ram and a 6700x. All expertly built by my 9 year old, it was fun teaching about building computers.

I want to ask about this Ryzen tool that is supposed to automatically curve optimize. My system was stable in eco 105w mode, memory clocked at 6000mhz and the temps are cool - the heat sink cool to touch and ~40oC idle, all nice.

After the optimization finished I had to apply the settings it suggested -36. This made a bsod boot loop immediately after the sign in screen, kmode exception not handled. I had to clear CMOS to get back.

I confess even in my experience of 20+ years I've never really overclocked, I favor stability and don't like to push it if it's fast enough already. As I understand these curve optimizer settings aren't overclocking, but running at peak efficiency.

So what is the problem, the suggested settings are just way off? Do I even need curve optimization? I'm interested in cooler temps without changing the cooling solution and power efficiency.

I also read that we should have done curve optimization with a clear bios, I had eco mode (105w) and expo enabled in the bios?

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XDA Developers
xda-developers.com โ€บ home โ€บ cpu โ€บ how to use amd ryzen master
How to use AMD Ryzen Master
December 12, 2024 - Overclocking is not the only thing you can do with Ryzen Master. In some scenarios, undervolting your Ryzen CPU might be a better option. Maybe you don't need any extra performance from your CPU, and simply need lower temperatures without a hit to stock performance. This is exactly what the Curve Optimizer section can achieve by automatically manipulating the voltage-frequency curve of your CPU.
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KitGuru
kitguru.net โ€บ home โ€บ software & gaming โ€บ amd ryzen master now lets you change curve optimisation settings without a full system restart
AMD Ryzen Master now lets you change curve optimisation settings without a full system restart | KitGuru
February 15, 2024 - The app allows users to maximise performance and efficiency using overclocking features. The downside to this software has been the need to restart your PC after changing settings.