Comparison of Gainward GeForce GTX 1060 6GB (Single Fan) video card vs GALAX GeForce GTX 1660 SUPER EX White (1-Click OC) video card by specifications and benchmarks. Gainward GeForce GTX 1060 6GB (Single Fan) runs at 1.506 GHz base clock speed and has 6 GB of GDDR5 memory, while video card GALAX GeForce GTX 1660 SUPER EX White (1-Click OC) runs at 1.530 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 125 W. Compare the table of benchmark results to find out which graphic card is better.