Comparison of XFX Radeon RX Vega 56 video card vs NVIDIA GeForce RTX 3080 Laptop (Mobile) - 150 W video card by specifications and benchmarks. XFX Radeon RX Vega 56 runs at 1.156 GHz base clock speed and has 8 GB of HBM2 memory, while video card NVIDIA GeForce RTX 3080 Laptop (Mobile) - 150 W runs at 1.350 GHz+ 22 % base clock speed and has 16 GB of GDDR6 memory. The TDP of the first video card is 210 W, and the second is 150 W+ 30 %. Compare the table of benchmark results to find out which graphic card is better.