Comparison of KFA2 GeForce GTX 1080 EX OC video card vs GIGABYTE AORUS GeForce GTX 1080 Ti Waterforce WB Xtreme Edition 11G video card by specifications and benchmarks. KFA2 GeForce GTX 1080 EX OC runs at 1.657 GHz+ 3 % base clock speed and has 8 GB of GDDR5X memory, while video card GIGABYTE AORUS GeForce GTX 1080 Ti Waterforce WB Xtreme Edition 11G runs at 1.607 GHz+ 9 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 180 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.