Comparison of XFX Radeon RX 590 Fatboy Core Edition 8GB video card vs GIGABYTE GeForce GTX 1060 WINDFORCE OC D5X 6G GDDR5X video card by specifications and benchmarks. XFX Radeon RX 590 Fatboy Core Edition 8GB runs at 1.469 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GIGABYTE GeForce GTX 1060 WINDFORCE OC D5X 6G GDDR5X runs at 1.506 GHz base clock speed and has 6 GB of GDDR5X memory. The TDP of the first video card is 225 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.