A large storage capacity is an important feature found in the Toshiba 500 GB hard drive. Reliability and quality go hand and hand when the Toshiba MK5076GSX is concerned. This internal hard drive offers the consumer high durability and power efficiency when running the unit. Ideal use's for the Toshiba 500 GB hard drive are things such as: external storage devices, computing applications, printers, video surveillance, gaming systems, and other personal computers. Cooler and quieter operations make the internal hard drive a space saving alternative to regular desktop computers. Power consumption is reduced by 80 percent with the Toshiba 500 GB hard drive compared with hard drives similar to this unit. This Toshiba MK5076GSX is also environmentally sound, eliminating toxic hazardous chemicals. Physical dimensions found in this hard drive are 10 cm (3.9 inches) by 7 cm (2.8 inches) by 0.9 cm (0.3 inches). The total weight of the hard drive is 0.1 kg (0.2 lbs).