Ah sorry I don't know so much about large desktop rigs. I know more about what making whatever Lenovo laptop you got into running OS X, preferably Thinkpads. ... I've yet to come across USB 3, drives and things.
Is this yet another send us your measurements and money, then cross your fingers and hope for the best job?They all seem to be like that now, the current trend, short and skinny. Doesn't suit me, so I wouldn't wear them.