Comparison of PowerColor Radeon RX 6800 Red Dragon video card vs ASUS TUF Gaming X3 GeForce GTX 1660 OC video card by specifications and benchmarks. PowerColor Radeon RX 6800 Red Dragon runs at 1.800 GHz+ 6 % base clock speed and has 16 GB of GDDR6 memory, while video card ASUS TUF Gaming X3 GeForce GTX 1660 OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 250 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.