Comparison of ZOTAC GeForce GTX 1070 OEM V2 video card vs Gainward GeForce GTX 1070 Ti video card by specifications and benchmarks. ZOTAC GeForce GTX 1070 OEM V2 runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Gainward GeForce GTX 1070 Ti runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 150 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.