How to Unlock The Hidden Features of Processor Power Management

The following steps will unlock the Processor Power Management hidden features in Windows 7/8:

  • Click on Start button
  • Search for “cmd
  • Right click on “cmd.exe” then select Run as administrator
  • Type the following commands on the Command Prompt window

powercfg -attributes SUB_PROCESSOR 06cadf0e-64ed-448a-8927-ce7bf90eb35d -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 12a0ab44-fe28-4fa9-b3bd-4b64f44960a6 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 40fbefc7-2e9d-4d25-a185-0cfd8574bac6 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 4b92d758-5a24-4851-a470-815d78aee119 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 7b224883-b3cc-4d79-819f-8374152cbe7c -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 943c8cb6-6f93-4227-ad87-e9a3feec08d1 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR be337238-0d82-4146-a960-4f3749d470c7 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 5d76a2ca-e8c0-402f-a133-2158492d58ad -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 465e1f50-b610-473a-ab58-00d1077dc418 -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 3b04d4fd-1cc7-4f23-ab1c-d1337819c4bb -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR bc5038f7-23e0-4960-96da-33abaf5935ec -ATTRIB_HIDE
powercfg -attributes SUB_PROCESSOR 893dee8e-2bef-41e0-89c6-b55d0929964c -ATTRIB_HIDE

  • Open Control Panel –> System & Security –> Power Options
  • Choose your preferred power plan (High Performance), then click on Change plan settings
  • Click on Change advanced power settings, then you will see more options in Processor power management

Details:

Processor performance increase threshold
SUB_PROCESSOR: 06cadf0e-64ed-448a-8927-ce7bf90eb35d
Desc: Specify the upper busy threshold that must be met before increasing the processor’s performance state (in percentage).
Optimized Value: 0%

Processor performance decrease threshold
SUB_PROCESSOR: 12a0ab44-fe28-4fa9-b3bd-4b64f44960a6
Desc: Specify the lower busy threshold that must be met before decreasing the processor’s performance state (in percentage).
Optimized Value: 100%

Processor performance increase policy
SUB_PROCESSOR: 465e1f50-b610-473a-ab58-00d1077dc418
Desc: Specify the algorithm used to select a new performance state when the ideal performance state is higher than the current performance state.
Optimized Value: Ideal

Processor performance decrease policy
SUB_PROCESSOR: 40fbefc7-2e9d-4d25-a185-0cfd8574bac6
Desc: Specify the algorithm used to select a new performance state when the ideal performance state is lower than the current performance state.
Optimized Value: Rocket

Processor idle demote threshold
SUB_PROCESSOR: 4b92d758-5a24-4851-a470-815d78aee119
Desc: Specify the upper busy threshold that must be met before demoting the processor to a lighter idle state (in percentage).
Optimized Value: 0%

Processor idle promote threshold
SUB_PROCESSOR: 7b224883-b3cc-4d79-819f-8374152cbe7c
Desc: Specify the lower busy threshold that must be met before promoting the processor to a deeper idle state (in percentage).
Optimized Value: 0%

Processor performance core parking over utilization threshold
SUB_PROCESSOR: 943c8cb6-6f93-4227-ad87-e9a3feec08d1
Desc: Specify the busy threshold that must be met before a parked core is considered over utilized (in percentage).
Optimized Value: 100%

Processor performance boost mode
SUB_PROCESSOR: be337238-0d82-4146-a960-4f3749d470c7
Desc: Specify how processors select a target frequency when allowed to select above maximum frequency by current operating conditions.
Optimized Value: Enabled

Processor idle disable
SUB_PROCESSOR: 5d76a2ca-e8c0-402f-a133-2158492d58ad
Desc: Specify the algorithm used to select a new performance state when the ideal performance state is higher than the current performance state.

Allow Throttle States
SUB_PROCESSOR: 3b04d4fd-1cc7-4f23-ab1c-d1337819c4bb
Desc: Allow processors to use throttle states in addition to performance states.
Optimized Value: Disabled

Upper bound for processor performance throttling / Maximum processor state
SUB_PROCESSOR: bc5038f7-23e0-4960-96da-33abaf5935ec
Maximum percentage of processor capabilities to use.  Lower percentage may result in better battery life, but possibly lower performance.
Optimized Value: 100%

Lower bound for processor performance throttling / Minimum processor state
SUB_PROCESSOR: 893dee8e-2bef-41e0-89c6-b55d0929964c
Minimum percentage of processor capabilities to use.  Lower percentage may result in significantly better battery life, but possibly lower performance.
Optimized Value: 100%