Powered by NVIDIA GeForce GTX 780 Ti GPU Integrated with industry's best 3GB GDDR5 memory 384-bit memory interface Features Dual-link DVI-I/ DVI-D / HDMI / DisplayPort BASE:876MHz / BOOST:928MHZ System power supply requirement: 600W Keeping the same 450W Cooling capacity using only 2 slots, the New WINDFORCE 3X 450W cooling system is equipped with two 8mm and four 6mm cooper heat-pipes , inclined fans, and GIGABYTE Triangle Cool technology. This not only provides an effective heat dissipation capacity but GPU Boost 2.0 technology also enables higher performance due to a lower temperature. model : Gigabyte GV-N78TOC-3GD GTX 780 Ti 3GB DDR5 tag : Video - Graphic Cards