Comparison of GIGABYTE Radeon VII HBM2 16G video card vs GALAX GeForce RTX 3080 HOF video card by specifications and benchmarks. GIGABYTE Radeon VII HBM2 16G runs at 1.400 GHz base clock speed and has 16 GB of HBM2 memory, while video card GALAX GeForce RTX 3080 HOF runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 320 W. Compare the table of benchmark results to find out which graphic card is better.