You need assistance with some advanced OC settings.
You need assistance with some advanced OC settings.
Hello there.
I'm attempting to push my [Ryzen 7 2700x] to its limits as much as possible, while also studying advanced overclocking techniques in [UEFI Bios].
Here are my specifications:
[PSU] – Corsair RM850x, 850W
[RAM] – Corsair Vengeance RGB PRO DDR4 16GB
[CASE] – Corsair Spec Omega RGB
[PCB] – Asus ROG Strix X470-F Gaming
[GPU] – RTX 2070 Msi Gaming Z
[CPU] – AMD Ryzen 7 2700x
[AIO] – Corsair Hydro H150i PRO RGB (360mm)
Some might wonder:
Do you use the latest BIOS?
"No, I don't. I'm running version '4804' released on '2019/06/05'.
The reason I avoid newer BIOS versions is that they caused boot issues and deleted my [Proflies], plus they kept showing a black screen.
I also heard this update was rushed and introduced [PCIE 4.0]. I'm unsure why it affected me, but it could be related.
Regarding overclocking RAM:
I managed to apply Asus's D.O.C.P. Profile, adjusting the frequency from 3200Mhz to 3400Mhz, which improved performance as seen in [Cinebench R15]. I'm still figuring out the best way to check stability quickly.
As for XFR:
I do a lot of emulation, which puts stress on both RAM and CPU. My goal is to maximize performance from my CPU and RAM, but this post mainly focuses on BIOS settings.
I'm confident I can improve with [Manuel Overclocking], especially with the 360mm AIO. I'm not sure yet.
Learning advanced overclocking settings:
I'm struggling with more complex options because tutorials use vague terms like 'WPM 15%' and '20%', which don't give clear guidance. The [BIOS tab] entries such as [DIGI+ VRM] are confusing to me.
I'd love to understand [Level 1,2,3,4 & 5] VDDCR CPU Load-Line Calibration, [Current Capability], and [Switching Frequency].
For example, I tried boosting my Ryzen 7 2700x to 4.275Ghz and needed more than 1.481V for stability. Using [VDDCR CPU Load-Line Calibration] at Level 5 allowed it to run smoothly at that frequency.
Could adjusting these settings help with my CPU overclock?
Also, could you clarify what 'Offset voltage' does? When I tried it, it felt similar to using Manuel Voltage, but the voltage stayed constant without any fluctuations. Was that the intended purpose?
Anyway, I'm aware this has been a lot of questions, and I apologize if it was unclear.
I prefer summarizing everything in one post rather than writing multiple ones.
Thanks!
This feature adjusts a small voltage to the VDDCR CPU based on load requirements, using very precise steps—often fractions of a volt. It adds minimal extra power, ensuring stable operation even when demands rise slightly.
The CPU's current capacity defines the maximum power it can receive from the VRM without voltage drops, available in percentages such as 100%, 110%, etc.
The switching frequency of the VRM is controlled automatically or manually, allowing multiple controllers to manage power delivery efficiently while cooling is maintained.
This feature adjusts a small voltage to the VDDCR CPU based on load requirements, using very precise steps—often fractions of a volt. It adds minimal extra power, ensuring stable operation even when demands rise slightly.
The CPU's current capacity defines the maximum power it can receive from the VRM without voltage drops, available in percentages such as 100%, 110%, etc.
The switching frequency of the VRM is controlled automatically or manually, allowing multiple controllers to manage power delivery efficiently while cooling is maintained. Auto mode typically works well.
1.481V is excessively high, particularly when running max LLC. This suggests your voltage could be much higher than the actual reading under load (assuming 1.481 is the setting in BIOS, not the real value). It seems you generally prefer keeping it within 1.35-1.4V. I’d suggest leaving it at stock or using PBO for overclocking. It’s wise to read overclocking guides before increasing voltage to avoid CPU damage. You can find helpful resources by searching for “ryzen 2000 overclock guide” or similar.
For comparison, here are some benchmarks highlighting a manual 4.2 GHz OC performance against stock and multiple PBO levels.
The system in question uses four PBO tiers, with levels one and two adhering to AMD guidelines and levels three and four being unofficial overclocking beyond those recommendations. The maximum stable performance achievable was level two. When using a water cooler at level two, the results closely match the manual OC performance.