Chapter 4: UEFI BIOS
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• L3 Cache RAM (Per Package)
• Processor 0 Version
• Processor 1 Version
Advanced Power Management Conguration
Power Technology
Select Energy Ecient to support power-saving mode. Select Custom to customize system
power settings. Select Disabled to disable power-saving settings. The options are Disable,
Energy Ecient, and Custom.
Power Performance Tuning (Available when "Power Technology" is set to Custom)
Set this feature to allow either operating system (OS) or the BIOS to control the EPB. The
options are OS Controls EPB and BIOS Controls EPB. (EPB is the abbreviation for Intel
Performance and Energy Bias Hint.)
ENERGY_PERF_BIAS_CFG Mode (ENERGY PERFORMANCE BIAS
CONFIGURATION Mode) (Available when "Power Performance Tuning" is set to
BIOS Controls EPB)
Use this feature to congure the proper operation setting for your machine by achieving
the desired system performance level and energy saving (eciency) level at the same
time. Select Maximum Performance to maximize system performance to its highest
potential; however, this may consume maximal amount of power as energy is needed to
fuel processor operation. Select Performance to enhance system performance; however,
this may consume more power as energy is needed to fuel the processors for operation.
The options are Maximum Performance, Performance, Balanced Performance, Balanced
Power, and Power.
Optimized Power Mode (Available when "Power Technology" is set to Custom)
Set this feature to Enable to reduce overall power consumption. The options are Disable
and Enable. When this feature is set to Enable, the features below will be automatically
set by the BIOS:
• "Power Performance Tuning" - BIOS controls EPB
• "ENERGY_PERF_BIAS_CFG Mode" - Balanced Performance
• "Enhanced Halt State (C1E)" - Enable
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