Comparison of GALAX GeForce GTX 1070 EX video card vs ZOTAC GeForce GTX 1070 video card by specifications and benchmarks. GALAX GeForce GTX 1070 EX runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory, while video card ZOTAC GeForce GTX 1070 runs at 1.506 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 220 W+ 47 %. Compare the table of benchmark results to find out which graphic card is better.