Commodore 64 microcomputer, c 1985.
© Science Museum / Science & Society Picture Library
This home computer, made by Commodore Busines Machines (UK) Ltd, was very popular during the 1980s. Primarily built as a machine for playing computer games, over 17 million were sold worldwide between 1982 and 1993. The Commodore 64 has 64k memory (RAM), a MOS 6510 procesor and a BASIC operating system.