Comparison of MSI GeForce RTX 2070 GAMING Z 8G video card vs GIGABYTE GeForce RTX 3060 Gaming OC 12G video card by specifications and benchmarks. MSI GeForce RTX 2070 GAMING Z 8G runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card GIGABYTE GeForce RTX 3060 Gaming OC 12G runs at 1.320 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 225 W+ 29 %, and the second is 170 W. Compare the table of benchmark results to find out which graphic card is better.