WD10EZEX Western Digital Drive , Blue 3.5" , SATA6GBps 1TB , 64Mb , Wd

Cache Buffer: 64MB. Hard Drive Capacity: 1TB. Product Range: WD Blue. Drive Interface: SATA 6 Gb/s. Drive Size - Imperial: 3.5". Drive Type: Internal. Rotational Speed: 7200rpm.

eBay