Gigabyte GTX780 Ti GDDR5-3GB 2xDVI/HDMI/DP OC Graphics Cards GV-N78TOC-3GD Gigabyte Ultra Durable VGA Components - 2 oz Copper PCB - Japanese Solid Capacitor - Tier 1 Samsung/Hynix Memory - Ferrite Core / Metal Chokes - Ultra Cooling Low RDS(on) MOSFET Design WINDFORCE 3X 2 Slot 450W Fan Sink With Triangle Cool Technology Core Clock: 1020 MHz (Base) 1085 MHz (Boost) - Memory Clock: 7000 MHz Features DVI-I / DVI-D / HDMI / Display port Output Recommended Minimum System PSU 600W Supports NVIDIA SLI / 3D Vision / Surround / CUDA / PhysX technology