Asus P11C-E/4L Manual page 74

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]