CGA, EGA, VGA, or MCGA Adapter Boards
SCREEN 1: 320 x 200 graphics
  - 40 x 25 text format, 8 x 8 character box
  - 16 background colors and one of two sets of 3 foreground colors assigned
    using COLOR statement with CGA
  - 16 colors assigned to 4 attributes with EGA or VGA
SCREEN 2: 640 x 200 graphics
  - 80 x 25 text format with character box size of 8 x 8
  - 16 colors assigned to 2 attributes with EGA or VGA