Apple MB560Z/A NVIDIA GeForce 8800 GT 512MB Graphics Upgrade Kit for Mac Pro 2006 2007 MP 1,1 & 2,1 Requires Mac Pro (bus speed 1.33GHz) with PCI-Express Includes a DVI to VGA connector for easy connection to VGA-based displays PCI Express video card that is compatible with Mac Pro systems that feature a PCI Express interface