Comparison of MSI GeForce GTX 1660 GAMING X 6G video card vs MSI GeForce RTX 2070 DUKE 8G OCV1 video card by specifications and benchmarks. MSI GeForce GTX 1660 GAMING X 6G runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card MSI GeForce RTX 2070 DUKE 8G OCV1 runs at 1.410 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 185 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.