Difference graphics card Radeon Vega 8 and Vega 8 Mobile?

I'm in the process of buying a new notebook and would like to know if anyone knows what the difference between the Radeon Vega 8 and the Radeon Vega 8 mobile graphics card is.

Which is better / worse

Disadvantages / advantages

One is for PCs and the other is for laptops. And these are not real GRakas They are built into the CPUs

And it's both the same