Comparison of PowerColor Radeon RX 5500 XT ITX 8G video card vs MSI Radeon RX 5600 XT Mech OC video card by specifications and benchmarks. PowerColor Radeon RX 5500 XT ITX 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MSI Radeon RX 5600 XT Mech OC runs at 1.235 GHz+ 9 % base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 160 W. Compare the table of benchmark results to find out which graphic card is better.