Jaton VIDEO-PX8400GS-LXI. Graphics processor: GeForce 8400 GS, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: NVIDIA. Graphics adapter memory type: DDR2-SDRAM, Memory bus: 64 bit. Interface type: PCI Express 2.0. DirectX version: 10.0, Shader model version: 4.0. Bundled software: Software and Document CD (VGA Driver & Utilities)