Asus P8Z77-V LE - Manual (Page 80)

3-16 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 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]
[Enabled] Allows processor cores to run faster than marked frequency in specific
condition.
[Disabled] Disables this function.
CPU C1E [Auto]
Allows you to enable or disable the CPU C1E.
[Auto]
Set this item automatically.
[Enabled] Enables the C1E support function. This item should be enabled in order to
enable the Enhanced Halt State.
[Disabled] Disables this function.
CPU C3 Report [Auto]
Allows you to disable or enable the CPU C3 report to OS.