Comparison of Sapphire Pulse Radeon RX Vega 56 video card vs Colorful GeForce RTX 3080 Ti NB-V video card by specifications and benchmarks. Sapphire Pulse Radeon RX Vega 56 runs at 1.208 GHz+ 4 % base clock speed and has 8 GB of HBM2 memory, while video card Colorful GeForce RTX 3080 Ti NB-V runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 280 W+ 33 %, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.