Comparison of PowerColor Radeon RX 5700 Red Devil video card vs XFX Speedster SWFT 210 Radeon RX 6600 video card by specifications and benchmarks. PowerColor Radeon RX 5700 Red Devil runs at 1.610 GHz+ 10 % base clock speed and has 8 GB of GDDR6 memory, while video card XFX Speedster SWFT 210 Radeon RX 6600 runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 180 W, and the second is 132 W. Compare the table of benchmark results to find out which graphic card is better.