ASUS RADEON R9 290X VS ASUS GEFORCE GTX 780 Asus Radeon R9 290x is Hawaii clocked at 1050Mhz with 4GB GDDR5 clocked at 5400Mhz. Asus Radeon R9 290x is 512Bit with 2816 shaders with directx 11.2. Asus GeForce GTX 780 is GK110 clocked at 1006Mhz with 3GB GDDR5 clocked at 6008Mhz. Asus GeForce GTX 780 is 384Bit with 2304 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."