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CPU PLL Voltage with 3930K and R4E

tistou77
Level 13
Hello

With a 3930K at 4.5GHz, it's better to leave the "CPU PLL Voltage" to 1.80V (default) or is it better to drop to 1.50V for example?

Thanks
Sorry for my english 😄


Case: Lian Li A77F
MB: Rampage VI Extreme Encore
CPU: i9 10980XE
RAM: G.Skill Trident Z RGB Royal 4x8Gb @4000 C16
GPU: EVGA RTX 2080ti XC Ultra
PSU: Seasonic Prime Ultra Titanium 1000W
OS: Intel Optane 905P PCIe
DATA: Samsung 980 Pro
SOUND: Asus Xonar Phoebus
10,117 Views
6 REPLIES 6

Retired
Not applicable
hello, try different ones..

But around 1,65v seems to work fine..

Your welcome..

HiVizMan
Level 40
Each system will have its own sweet spot, I found 1.625 worked for my best one.
To help us help you - please provide as much information about your system and the problem as possible.

tistou77
Level 13
Ok thanks so much 😉

I'll test 1.65v, but I must also change the Vcore, or I can leave it?
It helps to heat the CPU?
Sorry for my english 😄


Case: Lian Li A77F
MB: Rampage VI Extreme Encore
CPU: i9 10980XE
RAM: G.Skill Trident Z RGB Royal 4x8Gb @4000 C16
GPU: EVGA RTX 2080ti XC Ultra
PSU: Seasonic Prime Ultra Titanium 1000W
OS: Intel Optane 905P PCIe
DATA: Samsung 980 Pro
SOUND: Asus Xonar Phoebus

HiVizMan
Level 40
It really depends on how you OC your system - I use offset for my voltage and that allows my cpu to access the vCore when it needs it, under load, and to drop down to 0.8 when not under load.
To help us help you - please provide as much information about your system and the problem as possible.

Raja
Level 13
CPU PLL is a low current rail, so I would not orry about changing this voltage if your system is stable.

tistou77
Level 13
Ok thank you, I leave it to 1.80V if it does not help the OC and if it does not touch the CPU temperature.
Sorry for my english 😄


Case: Lian Li A77F
MB: Rampage VI Extreme Encore
CPU: i9 10980XE
RAM: G.Skill Trident Z RGB Royal 4x8Gb @4000 C16
GPU: EVGA RTX 2080ti XC Ultra
PSU: Seasonic Prime Ultra Titanium 1000W
OS: Intel Optane 905P PCIe
DATA: Samsung 980 Pro
SOUND: Asus Xonar Phoebus