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Displays diagnostic information about CPUs

'x86info' probes CPU registers to find out more information than other `cpuinfo' tools which just parse /proc/cpuinfo. It can discover the contents of model-specific registers, discover CPU silicon revisions, and more.

Related Projects



Verified by

Verified on


Verified by

Janet Casey

Verified on

21 December 2001

Leaders and contributors

Dave Jones Maintainer
Stanislav Sedov Contributor
Arjan van de Ven Contributor
Gwenole Beauchesne Contributor
Kornilios Kourtis Contributor
Lenz Grimmer Contributor
Mark Brown Contributor

Resources and communication

AudienceResource typeURI
DeveloperVCS Repository Webviewhttp://git.choralone.org/?p=x86info.git;a=shortlog
DeveloperVCS Repository Webviewhttp://www.codemonkey.org.uk/projects/x86info/x86info.git
Debian (Ref)https://tracker.debian.org/pkg/x86info

Software prerequisites

Required to buildmake
Required to buildas
Weak prerequisiteLinux kernal with cpuid and msr drivers (2.2.18 and above
Weak prerequisiteor 2.4.x)

This entry (in part or in whole) was last reviewed on 28 February 2018.


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