Toshiba's one-disk - 7200 RPM 3.5-inch (8.9 cm) HDD is optimized for use in power-friendly consumer and commercial desktop computers. The DT01ACAxx series uses advanced format and leverages a best-in-class power management technology. In addition - this desktop drive provides up to 16% idle power savings over the previous model. The 6 Gb/s SATA interface drives deliver 7200 RPM performance. These HDDs are designed to allow manufacturers to leverage the benefits of the latest components and operating systems to deliver high-performance - high-capacity - power-efficient systems.