Comparison of GIGABYTE Radeon RX 5500 XT OC 8G video card vs MSI Radeon RX Vega 64 8G video card by specifications and benchmarks. GIGABYTE Radeon RX 5500 XT OC 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MSI Radeon RX Vega 64 8G runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory. The TDP of the first video card is 130 W, and the second is 295 W. Compare the table of benchmark results to find out which graphic card is better.