Comparison of ASRock AMD Phantom Gaming X Radeon RX 570 4G OC video card vs PowerColor Radeon RX 570 Mining 8GB GDDR5 video card by specifications and benchmarks. ASRock AMD Phantom Gaming X Radeon RX 570 4G OC runs at 1.194 GHz+ 2 % base clock speed and has 4 GB of GDDR5 memory, while video card PowerColor Radeon RX 570 Mining 8GB GDDR5 runs at 1.105 GHz-5 % base clock speed and has 8 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.