If 2-3 Ryzen machines is all you need, you should just go for a Xeon/Epyc server. You can build a decent Epyc workstation/server with 64 cores for as little as

If 2-3 Ryzen machines is all you need, you should just go for a Xeon/Epyc server. You can build a decent Epyc workstation/server with 64 cores for as little as $2k USD when using 2nd gen Epyc processors.