Gainward GeForce GTS 450. Graphics processor: GeForce GTS 450, Graphics processor family: NVIDIA, Processor clock speed: 783 MHz. Graphic adapter memory: 2048 MB, Graphics adapter memory type: DDR3, Memory bus: 256 bit. Interface type: PCI Express 2.0. Shader model version: 5.0, OpenGL version: 4.1, HDMI version: 1.4a. Supplementary power connectors: 2x 6-pin