Adapter, which utilized the VGA but could be added to machines that did not have it built in.

On some machines and cables, pin 9 was missing. Pin 9's purpose is to power an EEPROM chip in the monitor, which tells the graphics card the capabilities on the monitor. Systems or cables missing this are likely using an older version of VGA.

Capabilities

The VGA supports all graphics modes supported by the MDA, CGA and EGA cards, as well as multiple new modes.

Standard graphics modes

* in 4 or 16 colors (CGA/EGA

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