CPUID: Difference between revisions

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What is bad about cpuid?
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The CPUID instruction can be used to retrieve various amount of information about your cpu, like its vendor string and model number, the size of internal caches and (more interesting), the list of CPU features supported.
CPUID is a [http://markhobley.yi.org/glossary/supplementaryinstruction.html processor supplementary instruction] for the [[x86]] architecture that can be used to retrieve various amount of information about your [[CPU]], like its vendor string and model number, the size of internal caches and (more interesting), the list of CPU features supported.


== How to use CPUID ==
== How to use CPUID ==
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* Intel's [http://bochs.sourceforge.net/techspec/24161821.pdf CPUID Specification]
* Intel's [http://bochs.sourceforge.net/techspec/24161821.pdf CPUID Specification]
* AMD's [http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/25481.pdf CPUID Specification]
* AMD's [http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/25481.pdf CPUID Specification]
* [http://markhobley.yi.org/programming/cpuid.html What is bad about cpuid?]


[[Category:X86 CPU]]
[[Category:X86 CPU]]