Amazon offers the Buffalo LinkStation 2-Drive 8TB RAID NAS Server, model no. LS420D0802, for $331.09 with free shipping. That's the lowest total price we could find by $38. It features a Marvell Armada 370 ARM 1.2GHz dual-issue processor, 8TB storage capacity, 512MB RAM, Gigabit Ethernet port, USB port, and built-in Bit Torrent client.