Am286

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Am286 processor. The IC socket on the left can be used to add an 80287 coprocessor.
Am286 processor. The IC socket on the left can be used to add an 80287 coprocessor.

AMD started in the x86 business as a second-source manufacturer for Intel's chip designs. IBM demanded all suppliers have a second manufacturing source, and Intel had to license another company to secure the IBM PC contract. The Am286 was a result of this contract.

Essentially just an 80286, the Am286 was in reality Intel-designed all the way, pin and instruction compatible, based upon Intel's microcode. The chip was later sold by AMD as an embedded processor.

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