Comparison of GIGABYTE GeForce GTX 1660 GAMING 6G video card vs ASUS ROG Strix GeForce RTX 2060 SUPER 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 ROG Strix GeForce RTX 2060 SUPER runs at 1.470 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 175 W. Compare the table of benchmark results to find out which graphic card is better.