Asus HD7770 DC 1gb ddr5 128bit

Features:
   DirectCU utilizes direct-contact GPU heatpipes for 20% cooler and significantly quieter performance than reference.
   GPU Tweak utility helps you modify and tune clock speeds, voltages, and fan performance via an intuitive interface.
   AMD Eyefinity™ technology extends your viewing landscape across multiple monitors.
   New PCIe 3.0 delivers double the bandwidth per lane of PCIe 2.0 for faster GPU–CPU communication.