Western Digital WD7500BPKT - Hard Drive - 750 GB - SATA 3Gb/s Designed with top-of-the-line notebook computers in mind, this high performance drive delivers the capacity and speed needed to supercharge a notebook PC without compromising battery life or quiet acoustics. Features like these also make this drive an outstanding option for compact desktops, external hard drives, gaming systems, and blade servers. Desktop-class performance for notebook computers Massive capacity Low power consumption Reliable and rugged