Comparison of MSI Radeon RX Vega 64 8G video card vs SAPPHIRE PULSE AMD Radeon RX 6500 XT video card by specifications and benchmarks. MSI Radeon RX Vega 64 8G runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card SAPPHIRE PULSE AMD Radeon RX 6500 XT runs at 2.200 GHz base clock speed and has 4 GB of GDDR6 memory. The TDP of the first video card is 295 W, and the second is 130 W+ 21 %. Compare the table of benchmark results to find out which graphic card is better.