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AIDA64 Extreme vs CPU-X: catalog facts
AIDA64 Extreme	CPU-X
Paid A paid licence is required after the trial.	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows	Linux
Extremely detailed hardware and software inventory with exportable reports Sensor readings can be sent to an external display or a remote client	Offers graphical, terminal and report modes.
Paid licence with a time-limited trial Windows only	Some hardware details require elevated access.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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