Comparison of Palit GeForce GTX 1660 Ti Dual video card vs Gainward GeForce RTX 2080 SUPER Phantom GLH video card by specifications and benchmarks. Palit GeForce GTX 1660 Ti Dual runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card Gainward GeForce RTX 2080 SUPER Phantom GLH runs at 1.650 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 250 W. Compare the table of benchmark results to find out which graphic card is better.