Comparison of XFX Radeon RX 590 Fatboy 8GB video card vs ZOTAC GAMING GeForce RTX 2060 Twin Fan 12GB video card by specifications and benchmarks. XFX Radeon RX 590 Fatboy 8GB runs at 1.469 GHz base clock speed and has 8 GB of GDDR5 memory, while video card ZOTAC GAMING GeForce RTX 2060 Twin Fan 12GB runs at 1.470 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 225 W, and the second is 184 W-1 %. Compare the table of benchmark results to find out which graphic card is better.