400-BJEG Dell 4TB 7200RPM SATA 6Gb/S 3.5-Inch Internal Hard Drive

400-BJEG Overview Dell 4TB 7200RPM SATA 6Gb/S 3.5-Inch Internal Hard Drive. The Dell hard drive features a Serial ATA (SATA) interface, which is a popular interface used for connecting storage devices to computer systems. The Dell hard drive features a 512n sector size. This sector size refers to the size of the smallest unit of data that can be written to or read from the hard drive. A smaller sector size allows for more efficient use of storage space and can also improve performance.