Asus P8Z77-I DELUXE/WD - Manual (Page 84)

3-18 Chapter 3: BIOS setup
Chapter 3
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 you to turn on /off the Mid Level Cache (L2) streamer prefetcher.
[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
This item allows you to manage and configure the CPU’s power.
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]
Allows you to set the processor cores to run faster than the marked frequency in a
specific condition. Configuration options: [Enabled] [Disabled]
CPU C1E [Auto]
[Auto] Set this item automatically.
[Enabled] Enables the C1E support function. This function must be enabled to enable
or disable the Intel ® Turbo Mode Technology.
[Disabled] Disables the function.
CPU C3 Report [Auto]
Allows you to disable or enable the CPU C3 report to OS.
[Auto]
Set this item automatically.
[Enabled] Enables the C3 Report support function.
[Disabled] Disables the function.
CPU C6 Report [Auto]
Allows you to disable or enable the CPU C6 report to OS.
[Auto]
Set this item automatically.
[Enabled] Enables the C6 Report support function.
[Disabled] Disables the function.