Comparison of MSI Radeon RX Vega 56 8G video card vs Colorful iGame GeForce GTX 1080 Ti Vulcan AD-V video card by specifications and benchmarks. MSI Radeon RX Vega 56 8G runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card Colorful iGame GeForce GTX 1080 Ti Vulcan AD-V runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 210 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.