Amazon.com: WL 1TB 64MB Cache 5400RPM SATA III (6.0Gb/s) (Low Power & Heavy Duty) 3.5" Internal Hard Drive (PC, NAS & CCTV DVR) - w/ 1 Year Warranty : Electronics
Amazon.com: WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 3.5 Inch - WD5000AAKX : Electronics
Amazon.com: Seagate Barracuda ST500DM002 500 GB 3.5 Internal Hard Drive - SATA - 7200 rpm - : Electronics