Comparison of ZOTAC GAMING GeForce GTX 1660 SUPER Twin Fan video card vs Gainward GeForce RTX 3060 Ghost video card by specifications and benchmarks. ZOTAC GAMING GeForce GTX 1660 SUPER Twin Fan runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Gainward GeForce RTX 3060 Ghost runs at 1.320 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 125 W, and the second is 170 W. Compare the table of benchmark results to find out which graphic card is better.