Comparison of PowerColor Radeon RX 6800 Red Devil Limited Edition video card vs ASUS Dual GeForce RTX 2080 Ti OC 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 ASUS Dual GeForce RTX 2080 Ti OC runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.