Nikktech tried the QNAP TVS-682-I3-8G NAS Server
A quote from the article:
If you're looking to get your hands on one of the fastest and feature-rich non-rackmount NAS models in the market today then the brand new TVS-682 by QNAP could be your best bet.QNAP TVS-682-I3-8G NAS Server Review @ NikKTech