ibmpc Tech introduction of August 1981 Source of many clones Machine that used DOS 1.0 Early desktop Desktop computer that inspired clones Desktop computer of the '80s Computer debut of 1981 Cloned machine of old 28-pound debut of 1981 "Cloned" alternative to an iMac Item often cloned 1980s hardware that used Microsoft Basic Machine that was often cloned Tech product introduced in '81 Landmark tech product of 1981 Home tech product discontinued in 1987 High-tech debut of 1981 Desktop debut of 1981 Many a computer Longtime high-tech compatibility standard