PNY GTX 550 Ti. Graphics processor: GeForce GTX 550 Ti, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: NVIDIA. Graphic adapter memory: 1024 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 192 bit. Interface type: PCI Express x16. Cooling type: active. Shader model version: 5.0, OpenGL version: 4.1, HDMI version: 1.4a