Comparison of GIGABYTE Radeon VII HBM2 16G video card vs Colorful iGame GeForce RTX 3090 Neptune OC-V 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 Colorful iGame GeForce RTX 3090 Neptune OC-V runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 300 W, and the second is 370 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.