Asus P8H61-M LX2 Execute Disable Bit [Enabled], Hardware Prefetcher [Enabled], CPU Power Management Configuration, Adjacent Cache Line Prefetch [Enabled]

Execute Disable Bit [Enabled]

[Enabled]	Enables the No-Execution Page Protection Technology.
[Disabled]	Forces the XD feature flag to always return to zero (0).

Intel Virtualization Technology [Disabled]

[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.

Hardware Prefetcher [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.

Adjacent Cache Line Prefetch [Enabled]

[Enabled]	Allows a hardware platform to perform adjacent cache line prefetching.
[Disabled]	Disables this function.

CPU Power Management Configuration

CPU Ratio [Auto]

Allows you to set the ratio between the CPU Core Clock and the BCLK Frequency. Use <+> and <-> keys to adjust the ratio. The valid value ranges vary according to your CPU model.

Enhanced Intel SpeedStep Technology [Enabled]

Allows you to enable or disable the Enhanced Intel® SpeedStep Technology (EIST).

[Disabled]	The CPU runs at its default speed.
[Enabled]	The operating system controls the CPU speed.

Turbo Mode [Enabled]

This item appears only when you set the Enhanced Intel SpeedStep Technology
item to [Enabled] and allows you to enable or disable the Intel® Turbo Mode
Technology.
[Enabled]	Allows processor cores to run faster than marked frequency in specific
	condition.
[Disabled]	Disables this function.
CPU C1E [Auto]
[Enabled]	Enables the C1E support function. This item should be enabled in order
	to enable the Enhanced Halt State.
[Disabled]	Disables this function.

2-18 ASUS P8H61-M LX2 R2.0