Comparison of ASUS TUF Gaming X3 GeForce GTX 1660 video card vs KFA2 GeForce RTX 2080 SUPER HOF 10th Anniversary Edition video card by specifications and benchmarks. ASUS TUF Gaming X3 GeForce GTX 1660 runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card KFA2 GeForce RTX 2080 SUPER HOF 10th Anniversary Edition runs at 1.650 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.