Comparison of KFA2 GeForce GTX 1660 Super video card vs Palit GeForce RTX 2080 GameRock Premium video card by specifications and benchmarks. KFA2 GeForce GTX 1660 Super runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Palit GeForce RTX 2080 GameRock Premium runs at 1.515 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 245 W+ 14 %. Compare the table of benchmark results to find out which graphic card is better.