blackwell introduces nvidia into the age of multi chip based dies, so its amatter of time where components will be sepeate in the same sort of way amd gpu dies have seperated i/o. intels gpus are heading down a similar path. currebtly they are pretty monolithic, but as time progresses, the compute aide of the die may be larger than the graphics on die.
especially if the idea is that it may happen from 5-10 years