Supermicro SUPERSERVER 6018R-MD User Manual page 93

 CPU P State Control (Available when Power Technology
is set to Custom)
EIST (P-States) (Available when Power Technology is set to Custom)
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 Power Technology is set to Custom)
Select Enable to use the Turbo Mode to boost system performance. The options
are Enable and Disable.
P-State Coordination (Available when Power Technology is set to
Custom)
This feature determines how an ACPI-aware operating system will coordi-
nate P-state transitions between logical processors. P-state is also known as
"SpeedStep" for Intel processors. Select HW_ALL to change the P-State coor-
dination type for all hardware components. This option is recommended for the
E5-2600 V3/V4 platform. 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. The
options are HW_All, SW_ALL, and SW_ANY.
 CPU C State Control (Available when Power Technology
is set to Custom)
Package C-State limit (Available when Power Technology is set to
Custom)
Use this item to set the limit on the C-state package register. The options are
C0/C1 State, C2 State, C6 (non Retention) State, and C6 (Retention) State.
CPU C3 Report
Select Enable to allow the BIOS to report the CPU C3 State (ACPI C2) to the
operating system. During the CPU C3 State, the CPU clock generator is turned
off. The options are Disable 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 and Enable.
7-9
Chapter 7: BIOS