Comparison of EVGA GeForce GTX 1070 FOUNDERS EDITION video card vs GIGABYTE GeForce GTX 1080 Ti Gaming OC 11G video card by specifications and benchmarks. EVGA GeForce GTX 1070 FOUNDERS EDITION runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GIGABYTE GeForce GTX 1080 Ti Gaming OC 11G runs at 1.518 GHz+ 3 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 150 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.