You could also go down the path of buying one or more Dell Optiplex SFF or Micros (9020s or better). 8 threads and 32GB of RAM (and better) per box and not a l

You could also go down the path of buying one or more Dell Optiplex SFF or Micros (9020s or better). 8 threads and 32GB of RAM (and better) per box and not a lot bigger than Pi in a case.