2011-01-19, 10:35
There is an interesting thread on the unRAID forum where one of the users has compiled a list of several builds based on the maximum capacity they can hold and include links to components and prices. You may use that as a starting point since that hardware can be used regardless of the NAS software you may choose to run.
http://lime-technology.com/forum/index.php?topic=7998.0
http://lime-technology.com/forum/index.php?topic=7998.0