User Manual

66 Single Board Computer
Boot performance mode
This item allows you to select the CPU performance state that the BIOS
will set starting from reset vector.
Conguration options: [Max Battery] [Max Non-Turbo Performance]
[Turbo Performance]
Intel(R) SpeedStep(tm)
This item allows more than two frequency to be supported.
Conguration options: [Enabled] [Disabled]
Intel(R) Speed Shift Technology
This item allows you to enable or disable Intel(R) Speed Shift
Technology support. When enabled, CPPC v2 interface allows hardware
controlled P-states.
Conguration options: [Enabled] [Disabled]
Turbo Mode
This item allows you to enable or disable processor Turbo Mode
(requires Intel Speed Step or Intel Speed Shift to be available when
enabled).
Conguration options: [Disabled] [Enabled]
C states
This item allows you to enable or disable CPU Power Management.
Allows CPU to go to C states when it’s not 100% utilized.
Conguration options: [Disabled] [Enabled]
Enhanced C-States
This item allows you to enable or disable C1E. When enabled, CPU
will switch to minimum speed when all cores enter C-State.
Conguration options: [Disabled] [Enabled]
C-State Auto Demotion
This item allows you to congure the C-state auto demotion.
Conguration options: [Disabled] [C1] [C3] [C1 and C3]
C-State Un-demotion
This item allows you to congure the C-state Un-demotion.
Conguration options: [Disabled] [C1] [C3] [C1 and C3]