Sapphire Radeon X800 GTO. Graphics processor: Radeon X800, Maximum resolution: 2048 x 1536 pixels, Graphics adapter RAMDAC: 400 MHz. Graphic adapter memory: 256 MB, Graphics adapter memory type: GDDR3, Memory bus: 256 bit. Interface type: PCI Express. Minimum system requirements: 300W, Minimum processor: Intel Pentium 4 / AMD Athlon, Minimum RAM: 256 MB