Comparison of GIGABYTE GeForce GTX 1660 GAMING 6G video card vs ASUS KO GeForce RTX 3060 OC Edition video card by specifications and benchmarks. GIGABYTE GeForce GTX 1660 GAMING 6G runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card ASUS KO GeForce RTX 3060 OC Edition runs at 1.320 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 170 W. Compare the table of benchmark results to find out which graphic card is better.