Asus Rampage III Black Edition - Manual (Page 120)

3-24 Chapter 3: BIOS Setup
CPU Ratio Setting [Auto]
Allows you to adjust the ratio between CPU Core Clock and BCLK Frequency.
Use the <+> and <-> keys to adjust the value. The valid value ranges differently
according to your CPU model.
C1E Support [Disabled]
[Enabled] Enables the C1E support function. This item should be enabled in
order to enable the Enhanced Halt Sate.
[Disabled] Disables this function.
Hardware Prefetcher [Enabled]
[Enabled] Enables the Hardware Prefetcher function. This item should
be enabled in order to enable the L2 cache (MLC) Streamer
Prefetcher for tuning performance of the specific application.
[Disabled] Disables this function.
Adjacent Cache Line Prefetcher [Enabled]
[Enabled] Enables the Adjacent Cache Line Prefetcher function. This item
should be enabled in order to enable the L2 cache (MLC) Spatial
Prefetcher for tuning performance of the specific application.
[Disabled] Disables this function.
MPS and ACPI MADT ordering [Modern ordering]
[Modern ordering] For Windows XP or later OSes.
[Legacy ordering] For Windows 2000 or earlier OSes.
Intel(R) 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.
CPU TM Function [Enabled]
[Enabled] Enables the overheated CPU to throttle its clock speed to cool
down.
[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(R) HT Technology [Enabled]
[Enabled] Enables the Intel Hyper-Threading Technology.
[Disabled] Only one thread per activated CPU core is enabled.