ASUS HD7790-DC2OC-1GD5 Radeon HD7790 1GB GDDR5 128-bit, DVI-I/DVI-D/ HDMI/DP PCI-Express 3.0 CrossFire ready Graphic Card OC-selected 1075MHz core OC-selected 1075MHz core, 75MHz higher than reference for smoother gaming DirectCU II achieves 20% lower temps and vastly quieter performance than reference with direct-contact copper heatpipes and dual fans GPU Tweak helps you modify clock speeds, voltages, fan performance and more, all via an intuitive interface