Comparison of Gainward GeForce RTX 2060 Ghost 12GB video card vs PowerColor Red Dragon Radeon RX 580 8GB V2 video card by specs and benchmarks. Gainward GeForce RTX 2060 Ghost 12GB runs at 1.470 GHz base clock speed and has 12 GB of GDDR6 memory, while video card PowerColor Red Dragon Radeon RX 580 8GB V2 runs at 1.470 GHz base clock speed and has 8 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 185 W, and the second is 185 W . Compare the benchmark results to find out which video card is better.