Seagate ST33000650SS offers a generous storage capacity of 3TB with rotational speed of 7200 rotations per minute and data transfer rate of 6gb/second hence making it one of the faster hard drive with rapid read and write performance. This hard drive is compatible with various servers that support 3.5 inch SAS interface. In addition, Seagate ST33000650SS has a built in Cache 64Mb making it one of the fastest drives for data read/write functionality. The Seagate ST33000650SS is a 3TB 3.5" SAS hard drive with a spindle speed of 7.2K RPM. SAS stands for Serial Attached SCSI, which is a type of interface used for connecting hard drives to servers and other storage systems. This hard drive has a maximum data transfer rate of 6Gb/s and a cache buffer size of 64MB. It uses a dual-port SAS interface, which allows for redundancy in case one port fails, ensuring continuous data access. It also supports advanced data protection features like Seagate PowerChoice technology, which enables power-saving modes and reduces power consumption, and Seagate RAID Rebuild technology, which helps reduce the time required for RAID rebuilds. Overall, the Seagate ST33000650SS is a high-capacity, high-performance hard drive designed for enterprise storage applications that require reliability, durability, and high-speed data transfer. Brand: Seagate Model: ST33000650SS Capacity: 3Tb Interface: SAS 3.5 inch Data Transfer Rate: 6Gb/s Rotational Speed: 7200rpm Internal Cache: 64Mb Hot-swappable: Yes Caddie: No Best for: Servers Shipping: Free Expedited (USA) Warranty: 1 Year