Comparison of INNO3D GeForce GTX 1080 Ti iCHILL X3 Ultra video card vs EVGA GeForce GTX 1660 SC ULTRA GAMING video card by specifications and benchmarks. INNO3D GeForce GTX 1080 Ti iCHILL X3 Ultra runs at 1.607 GHz+ 9 % base clock speed and has 11 GB of GDDR5X memory, while video card EVGA GeForce GTX 1660 SC ULTRA GAMING runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 280 W+ 12 %, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.