Asus RAMPAGE IV EXTREME User Manual - Page 110

Limit CPUID Maximum [Disabled], Execute Disable Bit [Enabled], Intel Virtualization Tech [Enabled], - cpu support

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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] Enables the No-Execution Page Protection Technology. [Disabled] Forces the XD feature flag to always return to zero (0). Intel 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. VGA OC MASTER SWITCH [Enabled] Configuration options: [Disabled] [Enabled] 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] [Disabled] Disables this function. [Enabled] Allows processor cores to run faster than marked frequency in specific condition. CPU C1E [Auto] [Disabled] Disables this function. [Enabled] Enables the C1E support function. This item should be enabled in order to enable the Enhanced Halt State. CPU C3 Report [Auto] Allows you to disable or enable the CPU C3 report to OS. CPU C6 Report [Auto] Allows you to disable or enable the CPU C6 report to OS. CPU C7 Report [Auto] Allows you to disable or enable the CPU C7 report to OS. Chapter 3 3-24 Chapter 3: BIOS setup

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3-24
Chapter 3: BIOS setup
Chapter 3
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 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.
VGA OC MASTER SWITCH [Enabled]
Configuration options: [Disabled] [Enabled]
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]
[Disabled] Disables this function.
[Enabled]
Allows processor cores to run faster than marked frequency in specific
condition.
CPU C1E [Auto]
[Disabled] Disables this function.
[Enabled]
Enables the C1E support function. This item should be enabled in order to
enable the Enhanced Halt State.
CPU C3 Report [Auto]
Allows you to disable or enable the CPU C3 report to OS.
CPU C6 Report [Auto]
Allows you to disable or enable the CPU C6 report to OS.
CPU C7 Report [Auto]
Allows you to disable or enable the CPU C7 report to OS.