x64 has actually been used for quite a while both inside and outside Intel. It's...

eliben on April 5, 2013 | parent | context | favorite | on: Introduction to x64 Assembly

x64 has actually been used for quite a while both inside and outside Intel. It's simply a shorter version of x86-64, with all the other alternatives (IA-whatever and EMT<whatever>) never really catching outside Intel.