$51.81
WD Green 1 TB Desktop Hard Drive: 3.5 Inch, SATA III, 64 MB Cache - WD10EZRX
$74.75
WD Green 2 TB Desktop Hard Drive: 3.5 Inch, SATA III, 64 MB Cache - WD20EZRX
$66.35
WESTERN DIGITAL WD10EZRX Caviar Green 1TB 64MB cache SATA 6.0Gb/s 3.5 internal hard drive (Bare Drive)
$141.93
Western Digital 4 TB WD Green SATA III 5400 RPM 64 MB Cache Bulk/OEM Desktop Hard Drive WD40EZRX