Comparison of INNO3D GeForce GTX 1080 Ti iCHILL X3 video card vs KFA2 GeForce GTX 1660 EX White (1-Click OC) video card by specifications and benchmarks. INNO3D GeForce GTX 1080 Ti iCHILL X3 runs at 1.569 GHz+ 6 % base clock speed and has 11 GB of GDDR5X memory, while video card KFA2 GeForce GTX 1660 EX White (1-Click OC) 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.