Amiga

http://www.old-computers.com/museum/photos/commodore_amiga-500.jpg

The Commodore Amiga 500 was the low-end successor of the Amiga 1000 and the predecessor of the Amiga 1200. It was the main competitor of the Atari 520 STf (there was a great "war" between the owners of these two computers).

It used a special system for its RAM configuration: 512 KB of Chip RAM which could be accessed by the Paula and Denise custom chips (sound