ASUS GeForce GTX 670-DC2T-2GD5 VGA  - 1137 MHz Boost Clock - 2GB GDDR5 - GPU Tweak - PCIE 3.0 Graphics Card Graphics Cards GTX670-DC2T-2GD5 Top overclocked edition 20% cooler and Vastly quieter performance with ASUS exclusive DirectCU II thermal solution ASUS DIGI+ VRM technology with 6+2 phase Super Alloy Power for precise digital delivery and enhanced overclocked headroom. (compared to 4+2 phase in reference card) GPU Tweak utility allows you to tune graphics card performance and check card status via an intuitive interface