Updated: 09/15/2017 by Computer Hope

AMD64Alternatively referred to as the x86-64 or x64, the AMD64 is a 64-bit processor developed by AMD that is designed to concurrently enable 32 and 64-bit processing with no loss of performance. The Athlon 64 and Opteron are examples of some of the AMD processors that use the AMD64 architecture.

64-bit, AMD, IA-64, CPU terms