Comparison of GIGABYTE Radeon RX 5500 XT OC 8G video card vs PowerColor Radeon RX 5700 ITX 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 PowerColor Radeon RX 5700 ITX runs at 1.465 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 130 W, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.