Supermicro SuperServer SYS-2029U-TN24R4T User Manual page 84

SuperServer 2029U-TN24R4T User's Manual
Advanced Power Management Configuration
CPU P State Control
SpeedStep (Pstates)
EIST (Enhanced Intel® SpeedStep™ Technology) allows the system to automatically
adjust processor voltage and core frequency to reduce power consumption and heat
dissipation. The options are Disable and Enable.
EIST PSD Function
This feature allows the user to change the P-State (Power-Performance State) coordina-
tion type. P-State is also known as "SpeedStep" for Intel® processors. Select HW_ALL to
change the P-State coordination type for all hardware components only. Select SW_ALL
to change the P-State coordination type for all software installed in the system. Select
SW_ANY to change the P-State coordination type for a particular software program
specified by the user in the system. The options are HW_ALL, SW_ALL, and SW_ANY.
Turbo Mode (Available when Intel® EIST Technology is enabled)
Select Enable to use the Turbo Mode to boost system performance. The options are
Disable and Enable.
Hardware PM State Control
Hardware P-States
This feature enables the hardware P-States support. The options are Disable, Native
Mode, Out of Band Mode, and Native Mode with No Legacy Support.
CPU C State Control
Autonomous Core C-State
Use this feature to enable the autonomous core C-State control. The options are Dis-
able and Enable.
CPU C6 report
Select Enable 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, Enable, and Auto.
Enhanced Halt State (C1E)
Select Enable 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.
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