Asus C8HM70-I User Manual page 41

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]
[Disabled] Disables this function.
[Enabled] Allows you to turn on /off the Mid Level Cache (L2) streamer prefetcher.
Adjacent Cache Line Prefetch [Enabled]
[Disabled] Disables this function.
[Enabled] Allows a hardware platform to perform adjacent cache line prefetching.
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. Configuration options: [Auto] [8] [9] [10] [11]
Enhanced Intel SpeedStep Technology [Enabled]
Allows you to enable or disable the Enhanced Intel
[Disabled]
[Enabled]
CPU C1E [Auto]
Allows you to enable or disable the CPU C1E.
[Auto]
[Disabled]
[Enabled]
ASUS C8HM70-I Series
The CPU runs at its default speed.
The operating system controls the CPU speed.
Set this item automatically.
Disables this function.
Enables the C1E support function. This item should be enabled in
order to enable the Enhanced Halt State.
SpeedStep Technology (EIST).
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