CGA

E35356

CGA (Color Graphics Adapter) is IBM's early color display standard for the original IBM PC, capable of low-resolution graphics and basic color text output.

Aliases (1)

Statements (48)
Predicate Object
instanceOf IBM graphics adapter
computer graphics standard
display standard
alsoKnownAs IBM Color/Graphics Monitor Adapter
busType IBM PC expansion bus
category IBM PC display adapter
characterCellSize 8×8 pixels
colorDepth 4-bit
compatibleWith CGA monitors
compositeOutputStandard NTSC
connectorType DE-9 RGBI
designedFor IBM PC
developer IBM
era early 1980s PC graphics
fullName Color Graphics Adapter
graphicsModeColorsAt320x200 4
graphicsModeColorsAt640x200 2
graphicsModeResolution 320×200
640×200
influenced PC graphics standards
introducedInYear 1981
introducedWith IBM Personal Computer
limitations limited color combinations
low resolution
marketedAs low-cost color graphics option
maxColorsOnScreen 16
memorySize 16 KB
outputType digital RGBI
paletteSize 16 colors
predecessor MDA
signalType digital video signal
status obsolete
successor EGA
VGA
supportsBlinkAttribute true
supportsColor true
supportsCompositeVideo true
supportsInterlacedCompositeArtifacts true
supportsTextAttributes background color
blink
foreground color
targetPlatform IBM PC Model 5150
textModeColors 16
textModeResolution 40×25 characters
80×25 characters
usedFor PC games
business software
usedIn early IBM PC compatibles

Referenced by (5)
Subject (surface form when different) Predicate
IBM PC
IBM PC AT
IBM PC XT
graphicsAdapter
CGA ("Color Graphics Adapter")
fullName
MDA
successor

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