Comparison of PowerColor Radeon RX Vega 56 Red Dragon video card vs Gigabyte GeForce RTX 2060 D6 12G video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 Red Dragon runs at 1.177 GHz+ 2 % base clock speed and has 8 GB of HBM2 memory, while video card Gigabyte GeForce RTX 2060 D6 12G 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.