Comparison of Sapphire Nitro+ Radeon RX Vega 64 video card vs Colorful iGame GeForce RTX 3080 Ti Vulcan X OC-V video card by specifications and benchmarks. Sapphire Nitro+ Radeon RX Vega 64 runs at 1.373 GHz+ 10 % base clock speed and has 8 GB of HBM2 memory, while video card Colorful iGame GeForce RTX 3080 Ti Vulcan X OC-V runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 295 W, and the second is 370 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.