Comparison of PowerColor Radeon RX 5500 XT 4G video card vs XFX Radeon RX 5600 XT Thicc III Pro video card by specifications and benchmarks. PowerColor Radeon RX 5500 XT 4G runs at 1.647 GHz+ 2 % base clock speed and has 4 GB of GDDR6 memory, while video card XFX Radeon RX 5600 XT Thicc III Pro runs at 1.130 GHz 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.