GTX750 GPU 512 Stream Processors 1GB/2GB GDDR5 128-bit memory bus Core Clock : 1020MHz Memory Clock : 5000MHz PCI-Express 3.0 Connectors : CRT/DVI/HDMI Power requirements System : 300W Card : 55W Maximum Resolution Analog : 2048 X 1536 Digital : 4096 X 2160