Matrox has long been a leading manufacturer and supplier of Multimonitor computer graphics boards.
The Matrox QID-QDAP128 has been discontinued by the manufacturer.
In its day, the Matrox QID-QDAP128 was among the strongest PCI in the QID lineup.
Widgets, Inc continues to maintain stock of this product.
QID Low-profile PCI Technical Specification: