Comparison of Colorful GeForce GTX 1660 SUPER 6G-V video card vs KFA2 GeForce RTX 2060 EX (1-Click OC) video card by specifications and benchmarks. Colorful GeForce GTX 1660 SUPER 6G-V runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card KFA2 GeForce RTX 2060 EX (1-Click OC) runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 125 W, and the second is 160 W. Compare the table of benchmark results to find out which graphic card is better.