GIGABYTE GEFORCE GTX 770 Gigabyte GeForce GTX 770 is GK104 clocked at 1137Mhz with 4GB GDDR5 clocked at 7010Mhz. Gigabyte GeForce GTX 770 is 256Bit with 1536 shaders with directx 11.1. Gigabyte GeForce GTX 760 is GK104 clocked at 1085Mhz with 2GB GDDR5 clocked at 6008Mhz. Gainward GeForce GTX 760 is 256Bit with 1152 shaders with directx 11.1. Benchmarks are Battlefield 4, Bioshock Infinite, Dirt 3, Farcry 3, Hitman Absolution, Max Payne 3, Resident Evil 6 and Tomb Raider 3 with AMD 8350 CPU."