NEC Express5800 Series Maintenance Manual page 61

Chapter 2 Useful Features
(b) Processor Power Management Submenu
For details about the options, see the table below.
Option
Power Management Policy
Processor C3 Report
Processor C6 Report
Package C State Limit
EIST
Energy Performance
Turbo Boost
Energy Efficient Turbo
P-STATE Coordination
Parameter
Specifies the power management policy.
Performance Preferred
Menu items below are selectable when Custom is specified.
Energy Preferred
[Custom]
Enables or disables the feature to report the processor C3 state
[Disabled]
to OS.
Enabled
Enables or disables the feature to report the processor C6 state
[Disabled]
to OS.
Enabled
Specifies the upper limit for Package C state of the processor.
C0/C1
C2
C6(non Retention)
C6(Retention)
[No Limit]
Enables or disables Enhanced Intel SpeedStep Technology.
Disabled
This option is displayed only when the installed processor
[Enabled]
supports this feature.
Performance Specifies whether the performance is preferred or energy-saving
is preferred while processor is running.
[Balanced Performance]
This option is displayed when EIST is set to Enabled.
Balanced Power
Power
Disabled Enables or disables the Turbo Boost Technology. This option is
displayed when EIST is set to Enabled.
[Enabled]
This option is displayed only when the installed processor
supports this feature.
Disabled Enables or disables Energy Efficient Turbo feature. This option is
displayed when EIST is set to Enabled and Turbo Boost is set to
[Enabled]
Enabled.
[HW_ALL] Specifies the type of P-STATE Coordination.
SW_ALL
This option is displayed when EIST is set to Enabled.
SW_ANY
Express5800/B120f Maintenance Guide
1. System BIOS
Description
61