Comparison of Gainward GeForce GTX 1070 Phoenix GS video card vs GALAX GeForce GTX 1070 EX video card by specifications and benchmarks. Gainward GeForce GTX 1070 Phoenix GS runs at 1.632 GHz+ 8 % base clock speed and has 8 GB of GDDR5 memory, while video card GALAX GeForce GTX 1070 EX runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 150 W, and the second is 150 W. Compare the table of benchmark results to find out which graphic card is better.