Gainward GeForce GTS 450 1024MB GDDR5. Graphics processor: GeForce GTS 450, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: NVIDIA. Graphic adapter memory: 1024 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 128 bit. Interface type: PCI Express 2.0. OpenGL version: 4.0, HDMI version: 1.4a