Comparison of PowerColor Radeon RX Vega 56 video card vs KFA2 GeForce GTX 1060 OC 3GB video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card KFA2 GeForce GTX 1060 OC 3GB runs at 1.518 GHz+ 1 % base clock speed and has 3 GB of GDDR5 memory. The TDP of the first video card is 210 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.