Intel ppm configuration – Foxconn H55A User Manual

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► Intel(R) HT Technology

This item is used to enable/disable the Hyper Threading Technology feature.

► Active Processor Cores

This item is used to set the number of cores to enable in each processor package.

► A20M

Legacy OSes and APs may need A20M enabled.

Intel PPM Configuration

► EIST Function

You can select the EIST (Processor Power Management, PPM) through this item.

Enhanced Intel SpeedStep® technology (EIST) allows the system to dynamically adjust
processor voltage and core frequency, which can result in decreased average power
consumption and decreased average heat production. There are some system require-
ments must be met, including CPU, chipset, motherboard, BIOS and operation system.
Please refer to Intel Website for more information.

► Intel(R) TurboMode tech

Turbo mode allows processor cores to run faster than its marked frequency in specific condi-
tion.

► Intel(R) C-STATE Technology

This item is used to enable/disable C-State. C-State means CPU idle is set to C2/C3/C4.

► CState package limit setting

This item appears only when the Intel(R) C-STATE Technology is set to “Enabled”. It is used
to select the C-State mode, set to “Auto” can allow BIOS to detect the C-State mode that sup-
ported by your CPU.

► C3 State

Intel PPM Configuration

Help Item

EIST Function

[Enabled]

Intel(R) TurboMode tech

[Enabled]

Factory default TDC limit value : 552

Factory default TDC limit value : 696

Intel(R) C-STATE Technology [Enabled]

C State Package Limit

[Auto]

C3 State

[ACPI C2]

C6 State

[Enabled]

C1 Auto Demotion

[Enabled]

C3 Auto Demotion

[Enabled]

↑↓←→:Move Enter:Select +/-/:Value F10:Save ESC:Exit F1:General Help

F9:Optimized Defaults

[Enabled]

Disabled

Enabled