The Matrox Millennium G450 DualHead LEeng is a graphics card produced by Matrox, a company known for its professional graphics and video solutions. The G450Millennium series and features the DualHead technology, which allows for dual-monitor (or multi-monitor) setups, enabling a more expansive desktop workspace or a more immersive gaming experience.

The LEeng version of the card might refer to a specific model or variation, often intended for a particular region or market. In general, the DualHead technology supports two monitors connected to a single graphics card, which was particularly innovative in the early 2000s when the card was released.