Comparison of PNY GeForce GTX 1070 Blower V2 video card vs GALAX GeForce GTX 1080 EX OC V2 video card by specifications and benchmarks. PNY GeForce GTX 1070 Blower V2 runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GALAX GeForce GTX 1080 EX OC V2 runs at 1.620 GHz+ 1 % 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.