Comparison of GIGABYTE Radeon RX Vega 56 8G video card vs NVIDIA GeForce RTX 3070 Founders Edition video card by specifications and benchmarks. GIGABYTE Radeon RX Vega 56 8G runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card NVIDIA GeForce RTX 3070 Founders Edition runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 220 W. Compare the table of benchmark results to find out which graphic card is better.