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Written by Oleksandr Gavenko (AKA gavenkoa), compiled on 2024-04-01 from rev 052223c22317.

Power management

ACPI power states

Global states:

System states:

Device states:

Processor states:

Performance states:

Control power schema under Windows

Use powercfg utility. To se current state:

cmd> powercfg /QUERY

To see all available states:

cmd> powercfg /LIST

To restore power configurtion:

cmd> powercfg /RestoreDefaultPolicies


Intel Speedstep® Technology:

Frequently asked questions for Intel Speedstep® Technology
Intel® Processor Frequency ID Utility
Enhanced Intel SpeedStep® Technology and Demand-Based Switching on Linux