Comparison of GALAX GeForce RTX 2070 OC video card vs ZOTAC GAMING GeForce RTX 2080 AMP Extreme Core video card by specifications and benchmarks. GALAX GeForce RTX 2070 OC runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ZOTAC GAMING GeForce RTX 2080 AMP Extreme Core runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 175 W, and the second is 280 W+ 30 %. Compare the table of benchmark results to find out which graphic card is better.