More history: 1980--1986
1980: IBM adopts Intel 8086 for IBM PC
1980: Patterson et al: Berkeley RISC-I, -II
1981: Hennessy et al: Stanford MIPS
1983: Time magazine: PC “Man of the Year”
1984: Apple Macintosh (Motorola 68000)
1985: Acorn RISC first commercial RISC
1986: HP Precision Architecture (PA-RISC)