PNY Quadro FX1800. Graphics processor: FX 1800, Maximum resolution: 2560 x 1600 pixels. Graphic adapter memory: 768 MB, Graphics adapter memory type: GDDR3, Memory bus: 192 bit. Interface type: PCI Express x16. Minimum system requirements: CD/DVD-ROM, Minimum processor: Pentium 4/Xeon, Opteron, Minimum RAM: 1024 MB. Compatible operating systems: Windows XP/Vista/2000