Table E-2 External Monitors Extended VGA Modes (cont.)
a IBM standard VGA mode enhanced for higher vertical frequency
b Mode 54 uses 1056 x 344 addressable pixels (text mode), however it uses
1056 x 350 timing.
c Application programs should use mode 6A rather than mode 58 to retain
compatibility with other VGA BIOS products
d Interlaced mode
e True-color packed-pixel mode
Hex Mode Display Mode Number of
Colors Resolution Refresh Rate
66eGraphics 32K 640 x 480 60
66eGraphics 32Kd 640 x 480 72
66eGraphics 32Ke 640 x 480 75
67eGraphics 32K 800 x 600 60
6CdGraphics 16/256K 1280 x 1024 43
6DdGraphics 256/256K 1280 x 1024 43
74dGraphics 64K 1024 x 768 43
E-4 Screen Standards