User Guide

5-28
Chapter 5: BIOS Setup
5.5.2 Advanced Power Management Configuration
Power Technology [Energy Efficient]
This item allows you to enable power management features.
Congurationoptions:[Disabled][EnergyEfcient][Custom]
ThefollowingonlyappearswhenyousetPowerTechnologyto[Custom].
CPU P State Control
EIST (P-states) [Enabled]
Whenenabled,OSsetsCPUfrequencyaccordingtotheload.WhenDisabled,CPU
frequency is set at max non-turbo.
Congurationoptions:[Disabled][Enabled]
Turbo Mode [Enabled]
Turbo Mode allows a CPU logical processor to execute a higher frequency when
enoughpowerisavailableanddoesnotexceedCPUdenedlimits.
Congurationoptions:[Disabled][Enabled]
CPU C State Control
Package C State Limit [C6(Retention) state]
ThisitemallowsyoutoselectthePackageCStatelimit.
Congurationoptions:[C0/C1state][C2State][C6(nonRetention)state][C6(Retention)
state]
CPU C3 Report [Disabled]
Allows you to enable or disable CPU C3(ACPI C2) report to OS. Always set this item to
[Disabled].
Congurationoptions:[Disabled][Enabled]
CPU C6 Report [Disabled]
Allows you to enable or disable CPU C6(ACPI C2) report to OS. Always set this item to
[Enabled].
Congurationoptions:[Disabled][Enabled]