Code-named P2, the 286, i286, or 80286 was first released on February 1, 1982, and called the Intel 286. The 80286 had 134,000 transistors, ran at clock speeds from 4 MHz to 12 MHz, and was the first processor to be backward compatible with previous processors.

287, CPU terms, Real mode

  • Computer processor history.
  • CPU help and support.