Where do you but that from - I'm genuinely interested.
In the US I've heard good things about ThinkMate. E.g. this is close to our configuration but with a different chassis; http://www.thinkmate.com/System/RAX_QS5-4410
http://blogs.msdn.com/b/elee/archive/2009/03/11/source-code-...
In general throw money at the problem first, resort to code last