Comparison of ZOTAC GeForce GTX 1080 IceStorm 2X video card vs INNO3D GeForce GTX 1660 Ti TWIN X2 OC RGB video card by specifications and benchmarks. ZOTAC GeForce GTX 1080 IceStorm 2X runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X memory, while video card INNO3D GeForce GTX 1660 Ti TWIN X2 OC RGB runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 230 W+ 28 %, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.