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Chapter 4: AMI BIOS

4-9

Cong TDP

Select Enable to allow the user to con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 P State Control

EIST (P-States)

EIST (Enhanced Intel SpeedStep Technology) allows the system to automati-

cally adjust processor voltage and core frequency in an effort to reduce power

consumption and heat dissipation. Please refer to Intel’s website for detailed

information. The options are Disable and Enable.

Turbo Mode

Select Enable for processor cores to run faster than the frequency specied by

the manufacturer. The options are Disable and Enable.

P-state Coordination

Use this item to congure the processor's P-State coordination settings. During

a P-State, the voltage and frequency of the processor will be reduced when it is

in operation. This makes the processor more energy efcient, resulting in further

energy gains. The options are HW_ALL, SW_ALL and SW-ANY.

CPU C State Control

Package C State limit

Use this item to set the limit on the C-State package register. The options are

C0/1 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 Enable and Disable.

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 caches is turned off.

The options are Enable and Disable.

Supero X10SRi-F User Manual

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