Comparison of GALAX GeForce GTX 1070 OC Mini video card vs ZOTAC GAMING GeForce RTX 2070 Blower video card by specifications and benchmarks. GALAX GeForce GTX 1070 OC Mini runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory, while video card ZOTAC GAMING GeForce RTX 2070 Blower runs at 1.410 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 175 W. Compare the table of benchmark results to find out which graphic card is better.