Comparison of PowerColor Radeon RX Vega 56 Red Devil video card vs GIGABYTE GeForce GTX 1060 D5 6G video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 Red Devil runs at 1.308 GHz+ 13 % base clock speed and has 8 GB of HBM2 memory, while video card GIGABYTE GeForce GTX 1060 D5 6G runs at 1.506 GHz base clock speed and has 6 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.