Supero C9X299-PG, User Manual

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Chapter 4: AMI BIOS
4-31
3-Core Ratio Limit Override
This increases (multiplies) 3 clock speed in the CPU core in relation
to the bus speed when three CPU core is active. Enter
0 to use the
manufacturer's default setting.
4-Core Ratio Limit Override
This increases (multiplies) 4 clock speeds in the CPU core in relation
to the bus speed when four CPU cores are active. Enter
0 to use
the manufacturer's default setting.
Energy Efficient Turbo
Select Enabled to activate Energy Efficient Turbo. This feature will
opportunistically lower the turbo frequency to increase efficiency.
We recommend to leave this enabled and disable only in overclock-
ing situations where the turbo frequency must remain constant. The
options are
Enabled or Disabled.

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