Comparison of PowerColor Radeon RX 6800 Red Devil Limited Edition video card vs GIGABYTE GeForce GTX 1080 Ti Founders Edition 11G video card by specifications and benchmarks. PowerColor Radeon RX 6800 Red Devil Limited Edition runs at 1.850 GHz+ 9 % base clock speed and has 16 GB of GDDR6 memory, while video card GIGABYTE GeForce GTX 1080 Ti Founders Edition 11G runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 250 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.