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Dual Head Card

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Last Updated May 24, 2021 7:41 am
A type of dual monitor system in which a single video card uses a single chipset to drive two display devices at the same time on one system. The technology was pioneered by Matrox Graphics Inc., with the technology first appearing in the Matrox G400 line of graphics cards in 1999. DualHead is sometimes spelled dual-head.