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[–] 8 points 1 day ago (2 children)

In the very early days the 9 pin was used for video. The extra pins were added when VGA obtained Plug ‘n Play compatibility.

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  • [–] 3 points 22 hours ago (1 child)

    That was CGA/EGA, digital RGB

    VGA has always been 15 pin D-sub, analog RGB

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