Comparison of PowerColor Radeon RX 6800 Red Devil video card vs NVIDIA GeForce RTX 2080 Founders Edition video card by specifications and benchmarks. PowerColor Radeon RX 6800 Red Devil runs at 1.850 GHz+ 9 % base clock speed and has 16 GB of GDDR6 memory, while video card NVIDIA GeForce RTX 2080 Founders Edition runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 225 W+ 5 %. Compare the table of benchmark results to find out which graphic card is better.