Seagate Constellation 6TB 7200RPM

6TB, 7200 RPM, SAS 12Gb/s Perfect for reliable, 24 x 7 bulk data storage Energy efficient with low power and cooling requirements Interface: SAS 12Gb/s, SATA 6Gb/s Capacity (GB): 6TB Sector size (variable, Bytes/sector): 512/4096 Max Areal Density (Gbits/sq. in.): 643/633 Form Factor: 3.5-inch HDD Performance: Rotational Speed (RPM):7200 Interface Access Speeds (Gb/s): 12.0, 6.0, 3.0 (SAS), 6.0, 3.0, 1.5 (SATA)