Gigabyte GV-N65TOC-2GI. Graphics processor: GeForce GTX 650 Ti, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: NVIDIA. Graphic adapter memory: 2048 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 128 bit. Interface type: PCI Express 3.0. OpenGL version: 4.3. Bundled software: Driver CD