This Seagate Barracuda internal hard drive provides reliable and efficient performance on any desktop computer. The 3.5-inch form factor hard drive provides 3TB of storage capacity and has a rotation speed of 7200RPM. Couple that with 64MB cache and this hard drive will boost performance with its ultra-reliability. Enhanced security is enabled by its self-encrypting drive technology and its SATA III interface allows a flawless and fast connection.