Supermicro HDD-T0500-WD5002ABYS 500GB Serial ATA II hard disk drive

500Gb, SATAII, 8.89 cm (3.5 ") , 7200 RPM, 3Gb/s WD RE3 7200 RPM Enterprise SATA hard drives are packed with performance and reliability features making them the perfect solution for servers, video surveillance, and other demanding write-intensive applications. With a designed, manufactured and demonstrated MTBF of 1.2 million hours at 100% duty cycle in nominal enterprise conditions, up to 32 MB cache, and best-in-class vibration tolerance, these drives are the ultimate in Enterprise SATA storage.