Apple ATI Radeon HD X1900 XT Graphics Upgrade Kit for Mac Pro

The ATI Radeon HD X1900 XT Graphics Upgrade Kit for Mac Pro from Apple is a PCI Express video card that is compatible with Mac Pro systems that feature a PCI Express interface. The card can be added to your Mac Pro to allow you to run multiple displays. This is a great option for Mac Pro owners who would like to increase the display output capabilities of their computer.