Supermicro SuperServer E300-8D, Руководство пользователя, Страница: 53 / 107

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Chapter 5 BIOS

CPU C State Control
CPU C State
Use this feature to enable the enhanced C State of the CPU. The options are Disable and
Enable .
Package C State Limit
This feature allows the user to set the limit on the C State package register. The options
are C0/C1 State, C2 State, C6 (Non Retention) State
, and C6 (Retention) state.
CPU C3 Report
Select Enabled to allow the BIOS to report the CPU C3 State (ACPI C2) to the operating
system. During the CPU C3 State, the CPU clock generator is turned off. The options are
Enable and
Disable.
CPU C6 Report
Select Enabled to allow the BIOS to report the CPU C6 State (ACPI C3) to the operating
system. During the CPU C6 State, the power to all cache is turned off. The options are
Disable and
Enable .
Enhanced Halt State (C1E)
Select Enabled to use Enhanced Halt-State technology, which will significantly reduce the
CPU's power consumption by reducing the CPU's clock cycle and voltage during a Halt-
state. The options are Disable and
Enable .

CPU T State Control
ACPI (Advanced Configuration Power Interface) T-States
Select Enable to support CPU throttling by the operating system to reduce power
consumption. The options are
Disable and Enable.
CPU Advanced PM Turning
Energy Perf BIAS
Energy Performance Tuning
When enabled, this item selects whether the BIOS or Operating System can turn on the
energy performance bias tuning. The options are Disable and
Enable .