Maxtor DiamondMax 6L160M0 160GB SATA/150 Hard Drive 7200RPM 8MB Maxtor DiamondMax 6L160M0 160GB SATA/150 Hard Drive 7200RPM 8MB Native Command Queuing (NCQ). Fluid dynamic bearing (FDB) motor. Shock Protection System (SPS). Data Protection System (DPS). Quiet Drive Technology (QDT). Component Design Life (min): 5 years.Annualized Return Rate (ARR): &lt;1%. Capacity: 160GB. Spindle Speed: 7200RPM. Buffer Size: 8MB. Average Seek Time: 9ms. Interface: SATA/150 with NCQ. Form Factor: 3.5" 1/3H Internal.