[Beowulf] Newbie Question: Racks versus boxes and good rack solutions for commodity hardware

[Mark Hahn]

> super computers(to put is a bit simplistically) So why would one use an
> expensive stand alone machine with eventually limited capacity? If it were

right - you can't scale a single box much, or cheaply.  but there are
scalability issues for clusters, too.  even ignoring that, there are lots of
TCO-related reasons to prefer a single machine over a cluster, if you can.