Asus Z8PE-D12 User Manual - Page 84
DCU Mode [32KB 8-way without]
UPC - 610839170050
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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 [Disabled] 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] DCU Mode [32KB 8-way without] Allows you to select the mode for the Data Cache. Configuration options: [32KB 8-way without ECC] [16KB 4-way with ECC] DCA Prefetch Delay [32] Allows you to select the time delay in bus clocks from snoop to prefetch. Configuration options: [8] [16] [24] [32] [40]-[104] [112] [120] 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]. 4-18 Chapter 4: BIOS setup