I recently purchase this 24 Bay Supermicro SuperChassis 846TQ-R900B from eBay for $400.00 Shipped.
Of course it came stocked with a Intel Xeon X3320 2.4ghz, 8gb of ram and a Supermicro PDSME+ motherboard, which I have no use for. I will be instead replacing this with:
Esxi 5.5
Intel Xeon E3-1245v3 $239.99
Supermicro X10SLH-F-0 $199.99
32 Gigs RAM Kingston ECC unbuffered $360.99
1 – Cache Drive – Kingston Digital 128GB SSDNow V300 – Amazon $70
2 – PNY Prevail Elite 120GB SSD – Newegg ($130 each) $260
4 – 2TB Hitachi 7K3000 (HGST) SAS SED 7200rpm – Link ($161.99 each) $648
1 – 4TB Hitachi (HGST) SATA NAS 7200rpm – Backup Image Drive – Newegg $199.99