A computer system that is compatible with Intel's x86 CPU family. All operating systems and applications that run on Intel x86 systems (Core, Pentium, Xeon, etc.) run exactly the same on an x86 ...
A computer that uses a CPU from Intel, such as a Core, Xeon or Pentium chip. Also known as an "x86-based system." The x86 designation comes from the first PC, which used the Intel 8086 chip.