Asus V7-P8H77E V7-P8H77E User's Manual - Page 80

Adjacent Cache Line Prefetch [Enabled]

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Limit CPUID Maximum [Disabled] [Enabled] Allows legacy operating systems to boot even without support for CPUs with extended CPUID functions. [Disabled] Disables this function. Execute Disable Bit [Enabled] [Enabled] [Disabled] Enables the No-Execution Page Protection Technology. 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] [Disabled] Turns on the Mid Level Cache (L2) streamer prefetcher. Turns off the Mid Level Cache (L2) streamer prefetcher. Adjacent Cache Line Prefetch [Enabled] [Enabled] Turns on prefetching of adjacent cache lines. [Disabled] Turns off prefetching of adjacent cache lines. CPU Power Management Configuration 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. CPU C1E [Auto] Enables or disables the C1E support function. This item should be enabled in order to enable the Enhanced Halt State. Configuration options: [Auto] [Enabled] [Disabled] CPU C3 Report [Auto] Allows you to disable or enable the CPU C3 report to the operating system. Configuration options: [Auto] [Enabled] [Disabled] CPU C6 Report [Auto] Allows you to disable or enable the CPU C6 report to the operating system. Configuration options: [Auto] [Enabled] [Disabled] 4-16 Chapter 4: BIOS setup

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4-16
Chapter 4: BIOS setup
Limit CPUID Maximum [Disabled]
[Enabled]
Allows legacy operating systems to boot even without support for CPUs
with extended CPUID functions.
[Disabled]
Disables this function.
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]
Turns on the Mid Level Cache (L2) streamer prefetcher.
[Disabled]
Turns off the Mid Level Cache (L2) streamer prefetcher.
Adjacent Cache Line Prefetch [Enabled]
[Enabled]
Turns on prefetching of adjacent cache lines.
[Disabled]
Turns off prefetching of adjacent cache lines.
CPU Power Management Configuration
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.
CPU C1E [Auto]
Enables or disables the C1E support function. This item should be enabled in order to
enable the Enhanced Halt State. Configuration options: [Auto] [Enabled] [Disabled]
CPU C3 Report [Auto]
Allows you to disable or enable the CPU C3 report to the operating system.
Configuration options: [Auto] [Enabled] [Disabled]
CPU C6 Report [Auto]
Allows you to disable or enable the CPU C6 report to the operating system.
Configuration options: [Auto] [Enabled] [Disabled]