Video Graphics Array

E699608

Video Graphics Array is an IBM-developed analog computer display standard introduced in 1987 that became the widely adopted baseline for PC graphics and monitor connections.

All labels observed (1)

Label Occurrences
Video Graphics Array canonical 4

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf IBM product
analog video interface
computer display standard
abbreviation VGA
alsoRefersTo 15-pin analog video connector on PCs
backwardCompatibilityWith CGA text modes
EGA text modes
became baseline compatibility mode for later graphics adapters
de facto standard for PC graphics
colorDepth 4-bit at 640×480
8-bit at 320×200
colorEncoding RGB
commonUsePeriod 1990s
late 1980s
connectorGender female on graphics adapter
connectorPins 15
connectorType DE-15
countryOfOrigin United States
developer IBM
horizontalScanFrequency 31.5 kHz
inception 1987
influenced PC monitor design
multisync CRT monitor standards
introducedWith IBM PS/2 line of personal computers
linked to: IBM PS/2
maxColorsAt320×200 256 colors
maxColorsAtMaxResolution 16 colors
maxResolutionStandardMode 640×480 pixels
memoryArchitecture packed-pixel for 256-color mode
planar for text and some graphics modes
predecessor Color Graphics Adapter
linked to: CGA

Enhanced Graphics Adapter
scanType non-interlaced
signalLines blue video
green video
ground
horizontal sync
red video
vertical sync
standardizedByUsage IBM PC compatible industry
successor Super VGA
linked to: SVGA

XGA
syncType separate horizontal and vertical sync
typicalVRAMSize 256 KB
usedIn IBM PS/2 Model 50
IBM PS/2 Model 60
IBM PS/2 Model 80
verticalRefreshRate 60 Hz
videoSignalType analog
voltageLevel 0.7 V peak-to-peak for video signals

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

VGA fullName Video Graphics Array
Enhanced Graphics Adapter successor Video Graphics Array
subject linked to: EGA
Enhanced Graphics Adapter successor Video Graphics Array
PS/2 graphicsSubsystem Video Graphics Array