Comparison of Gainward GeForce GTX 1070 video card vs Palit GeForce GTX 1660 Dual OC video card by specifications and benchmarks. Gainward GeForce GTX 1070 runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Palit GeForce GTX 1660 Dual OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 150 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.