Backup data on a faster, larger capacity hard disk with the Seagate 500 GB external hard drive. The Seagate external hard drive has a 7,200-rpm rotational speed, which boosts reading from and writing to the hard drive. This Seagate hard drive makes your OS faster, and loads applications much quicker. The Seagate 500 GB external hard drive’s 16 MB cache memory, and faster average seek time make for reduced power consumption, and generating lesser noise and vibrations. Connecting to a USB 2.0 port of any computer, this Seagate external hard drive provides a very high data transfer rate. The Seagate hard drive can be installed in both — a Windows-based, or Apple Macintosh, laptop and desktops.