Comparison of Gainward GeForce GTX 1070 Ti video card vs ZOTAC GeForce GTX 1080 Ti Mini video card by specifications and benchmarks. Gainward GeForce GTX 1070 Ti runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory, while video card ZOTAC GeForce GTX 1080 Ti Mini runs at 1.506 GHz+ 2 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 180 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.