Thank you for your answer.
I think that to answer the question of support pro is much more complicated.
A small company has just as you can see the problem of changing the servers because Intel does not want to maintain the old processors. It does not really help to afford a pro support.
In all honesty, if my computer park is up to date generation level (g9, g10), the first thing I would take is XCP pro support. But now my priority will be to already change the servers