Comparison of GIGABYTE GeForce GTX 1070 WINDFORCE 3X 8G video card vs GIGABYTE GeForce GTX 1080 G1 Gaming 8G video card by specifications and benchmarks. GIGABYTE GeForce GTX 1070 WINDFORCE 3X 8G runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GIGABYTE GeForce GTX 1080 G1 Gaming 8G runs at 1.695 GHz+ 5 % 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.