x86 and amd64 Instruction Reference

Searchable HTML reference of Intel/AMD instructions, pulled from the vendor manuals into one place.

Provider

Felix Cloutier

Level

Reference

Format

HTML reference

Topics

x86 reference assembly

License note

Free to access. Copyright held by the provider; this directory only links to it and reproduces no content.

Source

Official reference

Verified

2026-10-14 (HTTP success)

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