Gigabyte GV-N450OC-1GI. 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, Memory bus: 128 bit. Interface type: PCI Express 2.0. Shader model version: 5.0, OpenGL version: 4.0