Comparison of GIGABYTE AORUS GeForce RTX 2080 8G video card vs Gainward GeForce RTX 3070 Phantom video card by specifications and benchmarks. GIGABYTE AORUS GeForce RTX 2080 8G runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Gainward GeForce RTX 3070 Phantom runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 215 W, and the second is 250 W+ 14 %. Compare the table of benchmark results to find out which graphic card is better.