Comparison of ASRock Radeon RX 5500 XT Challenger ITX 8G video card vs ASUS ROG Strix Radeon RX 570 4G video card by specifications and benchmarks. ASRock Radeon RX 5500 XT Challenger ITX 8G runs at 1.607 GHz base clock speed and has 8 GB of GDDR6 memory, while video card ASUS ROG Strix Radeon RX 570 4G runs at 1.178 GHz+ 1 % base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 130 W, and the second is 150 W. Compare the table of benchmark results to find out which graphic card is better.