Comparison of GALAX GeForce GTX 1070 EX video card vs ASUS Dual GeForce RTX 2080 OC video card by specifications and benchmarks. GALAX GeForce GTX 1070 EX runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory, while video card ASUS Dual GeForce RTX 2080 OC runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.