Comparison of Palit GeForce GTX 1080 Ti Super JetStream video card vs GALAX GeForce GTX 1660 Ti EX (1-Click OC) video card by specifications and benchmarks. Palit GeForce GTX 1080 Ti Super JetStream runs at 1.505 GHz+ 2 % base clock speed and has 11 GB of GDDR5X memory, while video card GALAX GeForce GTX 1660 Ti EX (1-Click OC) runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 300 W+ 20 %, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.