 The second ARM-based product was the "Acorn Archimedes" desktop-computer, released in mid-1987, some 18 months after IBM launched their RISC-based RT PC.The first RISC-based home computer, the Archimedes was popular in the United Kingdom, Australasia and Ireland, and was considerably more powerful and advanced than most offerings of the day.The Archimedes was advertised in both printed and broadcast media.