Comparison of Biostar Radeon RX Vega 56 8G video card vs MSI GeForce RTX 3070 Twin Fan 8G OC LHR video card by specifications and benchmarks. Biostar Radeon RX Vega 56 8G runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card MSI GeForce RTX 3070 Twin Fan 8G OC LHR runs at 1.500 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 220 W. Compare the table of benchmark results to find out which graphic card is better.