Comparison of PowerColor Radeon RX Vega 56 Red Dragon video card vs GIGABYTE Radeon RX 6700 XT EAGLE OC 12G video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 Red Dragon runs at 1.177 GHz+ 2 % base clock speed and has 8 GB of HBM2 memory, while video card GIGABYTE Radeon RX 6700 XT EAGLE OC 12G runs at 2.321 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 230 W. Compare the table of benchmark results to find out which graphic card is better.