Comparison of ASRock Phantom Gaming X Radeon RX Vega 56 video card vs Colorful GeForce RTX 2060 NB DUO 12G-V video card by specifications and benchmarks. ASRock Phantom Gaming X Radeon RX Vega 56 runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card Colorful GeForce RTX 2060 NB DUO 12G-V runs at 1.470 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 185 W. Compare the table of benchmark results to find out which graphic card is better.