Comparison of MSI Radeon RX 6900 XT 16G video card vs Colorful iGame GeForce RTX 3080 Ti Vulcan X OC-V video card by specifications and benchmarks. MSI Radeon RX 6900 XT 16G runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 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 300 W, and the second is 370 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.