Comparison of ZOTAC GAMING GeForce GTX 1660 Twin Fan video card vs Colorful iGame GeForce RTX 3060 Ti Ultra OC LHR-V video card by specifications and benchmarks. ZOTAC GAMING GeForce GTX 1660 Twin Fan runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card Colorful iGame GeForce RTX 3060 Ti Ultra OC LHR-V runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 240 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.