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Microprocessor

The First Commercially Available Microprocessor

Monday Nov 15, 1971
California, U.S.

The Intel 4004 is generally regarded as the first commercially available microprocessor, and cost US$60 (equivalent to $371.19 in 2018). The first known advertisement for the 4004 is dated November 15, 1971 and appeared in Electronic News. The microprocessor was designed by a team consisting of Italian engineer Federico Faggin, American engineers Marcian Hoff and Stanley Mazor, and Japanese engineer Masatoshi Shima.


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