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AMD64 and EM64T are the instruction set, EM64T (now Intel 64) is Intel's branding. Perhaps you're thinking of the Itanium's instruction set, IA-64? It's wholly
by maximilianburke 15y ago
AMD64 and EM64T are the instruction set, EM64T (now Intel 64) is Intel's branding. Perhaps you're thinking of the Itanium's instruction set, IA-64? It's wholly incompatible with anything previous, and likely anything future.
- wtallis 15y agoMore likely, he's thinking of this: http://en.wikipedia.org/wiki/X86-64#Differences_between_AMD64_and_Intel_64 http://en.wikipedia.org/wiki/X86-64#Differences_between_AMD6...