Comparison of ASRock AMD Phantom Gaming M2 Radeon RX 580 8G video card vs XFX Radeon RX 580 GTS Black Edition 8GB only a Best Buy video card by specifications and benchmarks. ASRock AMD Phantom Gaming M2 Radeon RX 580 8G runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory, while video card XFX Radeon RX 580 GTS Black Edition 8GB only a Best Buy runs at 1.257 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 185 W, and the second is 185 W. Compare the table of benchmark results to find out which graphic card is better.