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4-18 Chapter 4: BIOS setup
Execute-Disable Bit Capability [Enabled]
Allows you to enable or disable the No-Execution Page Protection Technology.
Setting this item to [Disabled] forces the XD feature flag to always return to zero (0).
Configuration options: [Disabled] [Enabled]
Intel(R) HT Technology [Enabled]
Allows you to enable or disable the Intel Hyper-Threading Technology function.
When disabled, only one thread per activated core is enabled.
Configuration options: [Enabled] [Disabled]
Active Processor Cores [All]
Allows you to choose the number of CPU cores to activate in each processor
package.Configuration options: [All] [1] [2]
A20M [Disabled]
Legacy OSes and APs may need A20M enabled.
Configuration options: [Disabled] [Enabled]
Intel(R) SpeedStep (TM) Tech [Enabled]
When set to [Disabled], the CPU runs at its default speed. When set to [Enabled],
the CPU speed is controlled by the operating system.
Configuration options: [Disabled] [Enabled]
Intel(R) TurboMode Tech [Enabled]
Turbo mode allows processor cores to run faster than marked frequency in specific
condition.Configuration options: [Disabled] [Enabled]
Intel(R) C-STATE Tech [Enabled]
The Intel
®
C-State Technology allows the CPU to save more power under idle
mode. Enable this item only when you install a C-State Technology-supported
CPU. Configuration options: [Disabled] [Enabled]
The following items appear only when you
set the
Intel(R) C-STATE Tech
item to [Enabled].
C3 State [ACPI C2]
Allows you to select Nehalem C state action.
Configuratiton options: [Disabled] [ACPI C2] [ACPI C3]
C6 State [Enabled]
Allows you to select Nehalem C state action.
Configuratiton options: [Disabled] [Enabled]