Comparison of ASUS Dual GeForce GTX 1660 SUPER Mini OC video card vs ASUS Turbo GeForce RTX 2070 video card by specifications and benchmarks. ASUS Dual GeForce GTX 1660 SUPER Mini OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory, while video card ASUS Turbo GeForce RTX 2070 runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 125 W, and the second is 175 W. Compare the table of benchmark results to find out which graphic card is better.