Increase the storage capacity of your Dell systems with this 500 GB internal hard drive from Dell. It boasts a storage capacity of 500 GB, enabling users to store large amount of data. This hard drive features a Serial ATA interface and it also offers a maximum rotational speed of 7200 RPM.This hard drive is designed for Dell Dimension 5100, 5100C, 9100 Desktops; XPS 400, 600, 700; Precision SX70 and Precision WorkStation 380n.