Zotac NVIDIA GeForce GTX 660 Ti AMP Edition 2GB GDDR5 2DVI/HDMI/DisplayPort PCI-Express Video Card ZT-60804-10P Chipset: NVIDIA GeForce GTX 660 Ti Video Memory: 2GB GDDR5 Memory Interface: 192-bit Bus: PCI-Express 3.0 x16 Max Resolution: 2560 x 1600 Connectors: DVI-I, DVI-D, HDMI, DisplayPort