Comparison of MSI Radeon RX Vega 56 8G video card vs ZOTAC GAMING GeForce RTX 2070 AMP video card by specifications and benchmarks. MSI Radeon RX Vega 56 8G runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card ZOTAC GAMING GeForce RTX 2070 AMP runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 185 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.