ASUS GeForce GTX 650 2GB, PCI-E N. Graphics processor: GeForce GTX 650, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: NVIDIA. Discrete graphics adapter memory: 2048 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 128 bit. Interface type: PCI Express 3.0. Height: 115.3 mm, Width: 197.8 mm