The ASUS GTX670-DC2-4GD5 ships with 28nm GPUs and 4GB GDDR5 that offers perfect gaming experience at extremely high resolutions. To fully harness the power of new GPU technology, ASUS GTX670-DC2-4GD5 comes with ASUS exclusive DirectCU II fansink and flatten copper heat-pipes directly contacted the GPU, not only making this card 20% cooler but also leading vastly quieter oper ation than reference card. ASUS redesign GTX670 with DIGI+ VRM offering precise digital delivery for better software overclocking stability. For enhanced overclocked headroom, ASUS GTX670-DC2-4GD5 uses 6+2 phase power design and 25 capacitors in Super Alloy Power technology, compared to 4+2 phase power design in analog IC and 12 capacitors in reference card. In addition, GPU Tweak utility helps users modify and tune NVIDIA GPU Boost clock speed, power target, and fan performance via an intuitive interface. This card uses PCI Express 3.0 as the standard interface, doubling the data bandwidth of PCI Express 2.0. The power of ASUS GTX670-DC2-4GD5 also supports NVIDIA Adaptive VSync technology and 3D Vision surround. ASUS GTX670-DC2-4GD5, the coolest and quietest GTX670 graphics card, provides perfect gaming experience!