Max CPUID Value Limit [Disabled]

[Enabled]

Allows legacy operating systems to boot even without support for CPUs

 

with extended CPUID functions.

[Disabled]

Disables this function.

Intel(R) Virtualization Tech [Enabled]

[Enabled]

Allows a hardware platform to run multiple operating systems separately

 

and simultaneously, enabling one system to virtually function as several

 

systems.

[Disabled]

Disables this function.

CPU TM function [Enabled]

[Enabled]

Enables the overheated CPU to throttle its clock speed to cool down.

[Disabled]

Disables this function.

Execute-Disable Bit Capability [Enabled]

[Enabled]

Enables the No-Execution Page Protection Technology.

[Disabled]

Forces the XD feature flag to always return to zero (0).

Intel(R) HT Technology [Enabled]

[Enabled]

Enables the Intel Hyper-Threading Technology.

[Disabled]

Only one thread per activated CPU core is enabled.

Active Processor Cores [All]

[All]

Activate all CPU cores in the processor package.

[1]Activate only 1 CPU core in the processor package.

[2]Activate 2 CPU cores in the processor package.

A20M [Disabled]

[Enabled]

Legacy OSes and APs may need this function enabled.

[Disabled]

Disables this function.

Intel(R) SpeedStep (TM) Tech [Enabled]

[Enabled]

The CPU speed is controlled by the operating system.

[Disabled]

The CPU runs at its default speed.

Intel(R) TurboMode tech [Enabled]

[Enabled]

Allows processor cores to run faster than marked frequency in specific

 

condition.

[Disabled]

Disables this function.

Intel(R) C-STATE Tech [Enabled]

[Enabled]

Allows the CPU to save more power under idle mode. Enable this item only

 

when you install a C-State Technology-supported CPU.

[Disabled]

Disables this function.

2-16

Chapter 2: BIOS information