Gigabyte ATI Radeon X1550 GPU - 256MB. Graphics processor: Radeon X1550, Maximum resolution: 2048 x 1536 pixels, Parallel processing technology support: CrossFire. Graphic adapter memory: 256 MB, Graphics adapter memory type: DDR2, Memory bus: 64 bit. Interface type: PCI Express. DirectX version: 9.0c, OpenGL version: 2.0