Comparison of PowerColor Red Dragon Radeon RX 570 4GB GDDR5 V3 video card vs XFX AMD Radeon RX 570 RS 8GB Black Edition video card by specifications and benchmarks. PowerColor Red Dragon Radeon RX 570 4GB GDDR5 V3 runs at 1.168 GHz base clock speed and has 4 GB of GDDR5 memory, while video card XFX AMD Radeon RX 570 RS 8GB Black Edition runs at 1.168 GHz base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 150 W, and the second is 150 W. Compare the table of benchmark results to find out which graphic card is better.