These manuals describe the architecture and programming environment of the Intel® 64 and IA-32 processors. Electronic versions of these documents allow you to quickly get to the information you need and print only the pages you want.
Included on this page: Intel® 64 and IA-32 Architectures Software Developer's Manual, Volumes 1, 2A, 2B, 3A and 3B Intel® 64 and IA-32 Architectures Optimization Reference Manual