Comparison of XFX Radeon RX Vega 56 video card vs GIGABYTE GeForce RTX 3060 Gaming OC 12G video card by specifications and benchmarks. XFX Radeon RX Vega 56 runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card GIGABYTE GeForce RTX 3060 Gaming OC 12G runs at 1.320 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 170 W. Compare the table of benchmark results to find out which graphic card is better.