Comparison of GIGABYTE GeForce GTX 1070 Mini ITX 8G video card vs Gainward GeForce RTX 3070 Phantom GS V1 LHR video card by specifications and benchmarks. GIGABYTE GeForce GTX 1070 Mini ITX 8G runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Gainward GeForce RTX 3070 Phantom GS V1 LHR runs at 1.500 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 270 W+ 23 %. Compare the table of benchmark results to find out which graphic card is better.