Supero C9X299-PG, Руководство пользователя

Страница: 89 / 156

Chapter 4: AMI BIOS
4-17

CPU VR Settings
PSYS Slope
PSYS Slope is defined in 1/100 increments and uses the BIOS VR
mailbox command 0x9. Range is 0-200. For example, enter 125 for
a 1.25 slope. Enter
0 for AUTO.
PSYS Offset
PSYS Offset is defined in 1/4 increments and uses the BIOS VR
mailbox command 0x9. For example, enter 100 for a 25 offset.
Range is 0-255.
PSYS PMax Power
The value is defined in 1/8 Watt increments and uses the BIOS VR
mailbox command 0xB. For example, enter 1000 for a 125 Watt
PMax value. Range is 0-8192. Enter
0 for AUTO.

Acoustic Noise Settings
Acoustic Noise Mitigation
Select Enable to help mitigate acoustic noise on certain SKUs when
the CPU is in deeper C-State. The options are Enabled or
Disabled .
*When the above is set to Enabled, the following can be configured:
IA VR Domain
Disable Fast PKG C State Ramp for IA Domain
Select False to leave Fast ramp enabled during deeper C-States.
Selecting True will disable Fast ramp during deeper C-States. The
options are True or
False .
Slow Slew Rate for IA Domain
This feature sets the VR IA Slew Rate for Deep Package C-State
ramp time. Slow slew rate equals Fast divided by the number 2,
4, 8, or 16. This feature is used to help reduce acoustic noise. The
options are
Fast/2 , Fast/4, Fast/8 and Fast/16.
GT VR Domain