Comparison of Sapphire Pulse Radeon RX 5500 XT SF 8G video card vs MSI Radeon RX 6900 XT Gaming X Trio 16G video card by specifications and benchmarks. Sapphire Pulse Radeon RX 5500 XT SF 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MSI Radeon RX 6900 XT Gaming X Trio 16G runs at 1.925 GHz+ 5 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 135 W+ 4 %, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.