Gigabyte GeForce 8600GT GV-NX86T256D 256MB. Graphics processor: GeForce 8600 GT, Maximum resolution: 2560 x 1600 pixels, Parallel processing technology support: SLI. Graphic adapter memory: 256 MB, Graphics adapter memory type: GDDR3, Memory bus: 128 bit. Interface type: PCI Express. OpenGL version: 2.0