Comparison of KFA2 GeForce GTX 1660 Prodigy video card vs EVGA GeForce RTX 2060 SC BLACK GAMING video card by specifications and benchmarks. KFA2 GeForce GTX 1660 Prodigy runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card EVGA GeForce RTX 2060 SC BLACK GAMING runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 160 W. Compare the table of benchmark results to find out which graphic card is better.