Changes
* '''PC1512''' (1985) : the first model, what equipped with a custom CGA clone video card, enabling an interesting non standard 640x200x16 video mode.
* '''PC1640''' (1987) : second model, was an "upgraded" PC1512, sharing a lot of pieces. It had +128K Ram (640K) and was supplied with a an EGA video card and monitor. Hence it was more exepnsive an expensive and EGA standard failed to impose itself.
* '''PC2086''' : a PC with VGA display.
