SuperServer E403-9P-FN2T User's Manual
74
Advanced Power Management Conguration
Power Technology
system power settings. Select Disable to disable power-saving settings. The options are
Disable, Energy Ecient, and Custom.
If the feature above is set to Custom, the following features will become available
for conguration:
Power Performance Tuning
This feature allows the user to select whether the BIOS or Operating System chooses en-
ergy performance bias tuning. The options are OS Controls EPB or BIOS Controls EPB.
If Power Technology is set to BIOS Control EFB, the following features will become
available for conguration:
ENERGY_PERF_BIAS CFG mode
This feature allows the user to set Energy Performance bias The options are Maximum
Performance, Performance, Balanced Performance, Balanced Power, and Power.
CPU P State Control
Speedstep (P-states)
and core frequency to reduce power consumption and heat dissipation. The options are
Disable and Enable.
EIST PSD Funtion
This feature allows the user to choose between Hardware and Software to control the
processor's frequency and performance (P-state). In HW_ALL mode, the processor hard-
ware is responsible for coordinating the P-state, and the OS is responsible for keeping the
P-state request up to date on all Logical Processors. In SW_ALL mode, the OS Power
Manager is responsible for coordinating the P-state, and must initiate the transition on
all Logical Processors. In SW_ANY mode, the OS Power Manager is responsible for
coordinating the P-state and may initiate the transition on any Logical Processors. The
options are HW_ALL, SW_ALL, and SW_ANY.
Turbo Mode
This feature will enable dynamic control of the processor, allowing it to run above stock
frequency. The options are Disable and Enable.
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