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The first desktop and mass-market computer. In 1964, the first desktop computer, the Programma 101, was unveiled to the public at the New York World's Fair. It was invented by Pier Giorgio Perotto and manufactured by Olivetti. About 44,000 Programma 101 computers were sold, each with a price tag of $3,200.
The Macintosh (often called the Mac) was the first widely-sold personal computer with a graphical user interface (GUI) and a mouse. Apple Computer introduced the Macintosh in an ad during Super Bowl XVIII, on January 22, 1984, and offered it for sale two days later. Download this free guide.