A family of home computers launched in 1985 with graphics and sound far ahead of their rivals. Andy Warhol made digital images on an Amiga 1000 at its launch.
The Apple II (1977), Commodore 64 (1982) and Commodore Amiga (1985) all represent enough of a change, moving out of the research labs and into artist studios, that it's a whole other era.
Casey Reas, Casey Reas on the History of Generative Art - Part 2