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CPHeadroom

  • Article

CPHeadroom specifies the value of utilization that would cause the core parking engine to unpark an additional logical processor if the least utilized processor out of the unparked set of processors had more utilization. This enables increases in concurrency to be detected. The eligible processors are based on the HeteroPolicy.

Aliases and setting visibility

  • Windows provisioning: Common\Power\Policy\Settings\Processor\CPHeadroom

  • PowerCfg: CPHEADROOM

  • Hidden setting: Yes

Values

The value denotes percentage (%).

Minimum value

0

Maximum value

100

Applies to

Windows edition x86-based devices x64-based devices Arm-based devices
Windows 10 for desktop editions (Home, Pro, Enterprise, and Education) Supported Supported N/A
Windows 10 Mobile N/A N/A Supported
Windows 11 for desktop editions (Home, Pro, Enterprise, and Education) N/A Supported Supported