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Intel Performance Counter Monitor vs perf: catalog facts
Intel Performance Counter Monitor	perf
Free Free, with source published on GitHub.	Free Free and open source as part of the Linux kernel.
Windows, Linux, Command line	Linux, Command line
Exposes memory bandwidth and power counters Maintained by Intel	Uses hardware performance counters and kernel tracepoints Profiles both the whole system and single processes
Aimed at Intel processors Needs low-level hardware access and technical knowledge	Linux only Command-line output takes practice to interpret
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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