Comparison of Gainward GeForce GTX 1060 6GB video card vs GALAX GeForce GTX 1080 EX OC V2 video card by specifications and benchmarks. Gainward GeForce GTX 1060 6GB runs at 1.506 GHz base clock speed and has 6 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 120 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.