Comparison of MSI Radeon RX 580 Armor MK2 8G OC video card vs XFX Speedster QICK 319 Radeon RX 6700 XT Ultra Gaming video card by specifications and benchmarks. MSI Radeon RX 580 Armor MK2 8G OC runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card XFX Speedster QICK 319 Radeon RX 6700 XT Ultra Gaming runs at 2.418 GHz+ 4 % base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 185 W, and the second is 230 W. Compare the table of benchmark results to find out which graphic card is better.