Compare software

Intel Performance Counter MonitorCoreFreq
Free

Free, with source published on GitHub.

 Free

Free to build and use from its public GitHub repository.

Windows, Linux, Command line Linux, Command line
  • Exposes memory bandwidth and power counters
  • Maintained by Intel
  • Very detailed per-core frequency, C-state and power data
  • Broad Intel and AMD processor support
  • Aimed at Intel processors
  • Needs low-level hardware access and technical knowledge
  • Requires loading a kernel module
  • Linux only and more technical than typical monitors
Downloadable app Downloadable app
Open source Open source
License not stated License not stated
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.