APF Microcomputer System (APF-MP1000) released in 1978
Intellivision by Mattel is released in 1979
Texas Instruments TI-99/4A is released in 1981 and discontinued in 1983
ColecoVision by Coleco Industries released in 1982 and discontinued in 1985
Atari 5200 SuperSystem was introduced in 1982 by Atai Inc and discontinued in 1984
Vectrex is released in November 1982 at a retail price of $199 by General Consumer Electronics.