Comparison of GIGABYTE Radeon RX Vega 56 8G video card vs ZOTAC Gaming GeForce RTX 2080 SUPER AMP Extreme 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 ZOTAC Gaming GeForce RTX 2080 SUPER AMP Extreme runs at 1.650 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 250 W. Compare the table of benchmark results to find out which graphic card is better.