The TS-470 Pro, 670 pro and 870 Pro are available with 4, 6 and 8 bays, and all run on a powerful Intel Core i3 3220 Ivy Bridge processor. They have 2 GB of RAM and 512 MB dedicated storage for the OS. They come with two Gigabit LAN ports, and with an expansion slot you can add two extra Gigabit ports or a 10 Gigabit port.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips