Comparison of MSI Radeon RX 570 Armor 4G OC video card vs PowerColor Liquid Devil Radeon RX 6900 XT Ultimate video card by specifications and benchmarks. MSI Radeon RX 570 Armor 4G OC runs at 1.178 GHz+ 1 % base clock speed and has 4 GB of GDDR5 memory, while video card PowerColor Liquid Devil Radeon RX 6900 XT Ultimate runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 300 W. Compare the table of benchmark results to find out which graphic card is better.