Comparison of Gainward GeForce GTX 1070 Phoenix GS video card vs ASUS Turbo GeForce GTX 1080 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 ASUS Turbo GeForce GTX 1080 runs at 1.607 GHz base clock speed and has 8 GB of GDDR5X 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.