Supero 1028GQ-TR, User Manual

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Chapter 7: AMI BIOS
7-9

CPU P State Control (Available when Power
Technology is set to Custom)
EIST (P-states)
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
Select Enable to use the Turbo Mode to boost system performance. The options
are Disable and
Enable
.
P-state Coordination
This item is used 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.

CPU C State Control (Available when Power
Technology is set to Custom)
Package C State limit
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,
C6 (Retention) state , and No Limit.
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 (Available when Power Technology is set to Custom)
Select Enable to allow the BIOS to report the CPU C6 state (ACPI C3) to the
operating system. During the CPU C6 state, power to all cache is turned off.
The options are Disable and
Enable
.
Enhanced Halt State (C1E)
Select Enable to use the "Enhanced Halt State" feature, 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 .