Comparison of GIGABYTE Radeon RX Vega 64 Silver 8G video card vs MSI GeForce RTX 2080 Sea Hawk X video card by specifications and benchmarks. GIGABYTE Radeon RX Vega 64 Silver 8G runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card MSI GeForce RTX 2080 Sea Hawk X runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 295 W, and the second is 245 W+ 14 %. Compare the table of benchmark results to find out which graphic card is better.