Video Graphics Array
VGA is a video display standard introduced by IBM around
1987.  It became popular a couple of years later when
low-cost non-IBM versions became available.

It supports the CGA and EGA standards but improves upon
them by adding higher resolution in graphics modes.

    Text: 16 colors; 40- and 80-columns by 25-lines
                     40- and 80-columns by 43-lines
                     40- and 80-columns by 50-lines
Graphics: 16 colors; 640x480 (max)
Graphics: 256 colors; 320x200
■ TECH Help! covers programming aspects of the VGA in
  detail.  See VGA in the Index.
■ "Super VGA" provides additional screen resolutions.
  Look for SVGA and VESA in the Index.