Comparison of MSI GeForce GTX 1080 Ti SEA HAWK video card vs ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 video card by specifications and benchmarks. MSI GeForce GTX 1080 Ti SEA HAWK runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card ZOTAC GAMING GeForce GTX 1660 Ti AMP 6GB GDDR6 runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 130 W+ 8 %. Compare the table of benchmark results to find out which graphic card is better.