Asus Z8NR-D12 User Manual - Page 73
DCU Mode [32KB 8-way without ECC], IntelR SpeedStep TM Tech [Enabled]
UPC - 610839169528
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A20M [Disabled] Legacy OSes and APs may need A20M enabled. Configuration options: [Disabled] [Enabled] DCU Mode [32KB 8-way without ECC] Select the mode for the Data Cache. Configuration options: [32KB 8-way without ECC] [16KB 4-way with ECC] DCA Prefetch Delay [32] This programs the time delay in bus clocks from snoop to prefetch. Configuration options: [8] [16] [32] [40] [48] [56] [64] [72] [80] [88] [96] [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) 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] C3 State [ACPI C2] Allows you to select the CPU action under C3 state. Configuration options: [Disabled] [ACPI C2] [ACPI C3] C6/7 State [Enabled] Allows you to select the CPU action under C6 and C7 state. Configuration options: [Disabled] [Enabled] C State package limit setting [Auto] This item appears only when you set the Intel(R) C-STATE Tech item to [Enabled]. We recommend that you set this item to [Auto] for BIOS to automatically detect the C-State mode supported by your CPU. Configuration options: [Auto] [C1] [C3] [C6] [C7] C1 Auto Demotion [Enabled] When enabled, CPU will conditionally demote C3/C6/C7 requests to C1 based on on-core auto-demote information. Configuration options: [Disabled] [Enabled] ASUS Z8NR-D12 4-15