Comparison of ASUS TUF Gaming X3 GeForce GTX 1660 SUPER OC video card vs KFA2 GeForce RTX 3070 EX Gamer White (1-Click OC) LHR video card by specifications and benchmarks. ASUS TUF Gaming X3 GeForce GTX 1660 SUPER OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card KFA2 GeForce RTX 3070 EX Gamer White (1-Click OC) LHR runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 125 W, and the second is 220 W. Compare the table of benchmark results to find out which graphic card is better.