The 8086 is the ancestor of all that followed: 286, 386, 486, Pentium, Core, Xeon, etc. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

See 286. The original PC launched by IBM in 1981 ... Subsequent 32-bit 386, 486 and Pentium CPUs also included a 16-bit operating mode to conform to the original standard in order to run all ...