Supermicro 8028B-C0R4FT, User Manual

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Chapter 7: BIOS
7-9

CPU P State Control (Available when Power Technology is
set to Customer)
EIST
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.
Turbo Mode (Available when Intel® EIST Technology is enabled)
Select Enable to use the Turbo Mode to boost system performance. The options
are
Enable
and Disable.
P-State Coordination
This feature allows the user to change the P-State (Power-Performance State)
coordination type. P-State is also known as "SpeedStep" for Intel processors.
Select HW_ALL to change the P-State coordination type for 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 software program in the system. The options are
HW_All,
SW_ALL, and SW_ANY.
SINGLE_PCTL
Select Yes for SINGLE_PCTL support to improve processor power management.
The options are
No
and Yes.
Confi g TDP
Select Enable to allow the user to con fi gure the Thermal Design Power (TDP)
settings for the system. The TDP refers to the maximum amount of power
allowed for running "real applications" without triggering an overheating event.
The options are
Disable
and Enable.

CPU C State Control (Available when Power Technology is
set to Customer)
C2C3TT
This feature allows the user to set the C2 to C3 Transition timer. The default
setting is
0 (for Auto setting)
.
Package C-State limit
This feature allows the user to set the limit on the C-State package register.
The options are C0/C1 State, C2 State, C6 (Non Retention) State
,
and
C6
(Rentention) State.