Asus TS300-E10-PS4 User Manual - Page 93
Race To Halt RTH [Enabled], IntelR Speed Shift Technology [Disabled], HDC Control [Enabled]
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Race To Halt (RTH) [Enabled] Allows you to enable or disable Race To Halt feature. RTH will dynamically increase CPU frequency in order to enter pkg C-State faster to reduce overall power. RTH is controlled through MSR 1FC bit 20. Configuration options: [Disabled] [Enabled] Intel(R) Speed Shift Technology [Disabled] Allows you to enable or disable Intel(R) Speed Shift Technology support. Enabling will expose the CPPC v2 interface to allow for hardware controlled P-states. Configuration options: [Disabled] [Enabled] HDC Control [Enabled] [Disabled] Disable HDC. [Enabled] Can be enable by OS if OS native support available. Turbo Mode [Enabled] Allows you to enable or disable processor turbo mode if EMTTM is also enabled. Configuration options: [Disabled] [Enabled] C-States [Enabled] Allows you to enable or disable CPU power management, this allows the CPU to enter C-state when it is not 100% utilized. Configuration options: [Disabled] [Enabled] The following items appears only when you set C-States to [Enabled]. Enhanced C-States [Enabled] Allows you to enable or disable C11E. Enable this item to allow the CPU to switch to minimum speed when all cores enter C-State. Configuration options: [Disabled] [Enabled] C-State Auto Demotion [C1 and C3] This item allows you to configure the C-state auto demotion. Configuration options: [Disabled] [C1] [C3] [C1 and C3] C-State Un-demotion [C1 and C3] This item allows you to configure the C-state Un-demotion. Configuration options: [Disabled] [C1] [C3] [C1 and C3] Package C-State Demotion [Disabled] This item allows you to configure the Package C-State Demotion. Configuration options: [Disabled] [Enabled] Package C-State Un-demotion [Disabled] This item allows you to configure the Package C-state Un-demotion. Configuration options: [Disabled] [Enabled] Package C-state Limit [Auto] This item allows you to select the maximum package C-state limit setting. Configuration options: [C0/C1] [C2] [C3] [C6] [C7] [C7S] [C8] [C9] [C10] [CPU Default] [Auto] 5-14 Chapter 5: BIOS Setup