Comparison of AMD Radeon Vega 8 Graphics video card vs MSI Radeon RX 580 Gaming+ 8G video card by specifications and benchmarks. AMD Radeon Vega 8 Graphics runs at 1.800 GHz base clock speed and has 2 GB of memory, while video card MSI Radeon RX 580 Gaming+ 8G runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is --, and the second is 185 W. Compare the table of benchmark results to find out which graphic card is better.