64-bit

Replacement for the older x86 or 32-bit platform, 64-bit is a computer or software program that is capable of transferring 64-bits at a time. When referring to 64-bit, this is generally referring to a computer's microprocessor or the computer bus and is also often referred to as WOW64 and x64.

Also see: 8-bit, 16-bit, 24-bit, 32-bit, 64-bit, AMD64, Bit, IA-64, Video definitions