Matrox DualHead & Matrox Clone Compatible with all PCIe Slots Passive Cooling for Silent Operation Matrox PowerDesk Driver Interface Matrox Multi-Display. I checked with their Tech Support and received the answer that they "might" have Win7 drivers sometime in mid! Which is kind of a long. The Matrox G PCIe x1 Bit Graphics Card is a dual monitor PCIe graphics card with 32 MB of graphics memory. It comprises of features like Matrox.