Comparison of ASUS TUF Gaming Radeon RX 6800 OC video card vs ASUS TUF Gaming X3 GeForce GTX 1660 SUPER ZAKU II video card by specifications and benchmarks. ASUS TUF Gaming Radeon RX 6800 OC runs at 1.850 GHz+ 9 % base clock speed and has 16 GB of GDDR6 memory, while video card ASUS TUF Gaming X3 GeForce GTX 1660 SUPER ZAKU II runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 125 W. Compare the table of benchmark results to find out which graphic card is better.