Comparison of KFA2 GeForce GTX 1070 Ti EX video card vs NVIDIA GeForce RTX 2080 Ti Founders Edition video card by specifications and benchmarks. KFA2 GeForce GTX 1070 Ti EX runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card NVIDIA GeForce RTX 2080 Ti Founders Edition runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 260 W+ 4 %. Compare the table of benchmark results to find out which graphic card is better.