WD® Black™ 3. 5" Desktop internal hard drive of 1TB capacity enables reliable storage and faster transfer speeds with SATA 6 Gb/s interface. Featuring a high resolution controller ensures enhanced data precision. Integrated with dual processor for high data integrity and reliability. Ideal for PCs and workstations to enhance features and increase system performance. Suitable for video and photo editing as well as maxed out gaming computers. Incorporated with vibration control technology and StableTrac™ for optimal performance. Has buffer size of 64 MB. Acoustics of 29dBA(idle) and 34dBA(seek). Measures 1"H x 4"W x 5. 8"D, 3. 5"W (drive). Uses Internal drive for optimum performance. Drive capacity of 1TB for optimum storage. Features advanced format technology, NoTouch ramp load technology and stableTrac for optimum performance. Comes with 5 years limited warranty. Operates at 6. 8 W (read/write), 6. 1 W (idle) and 0. 8 W (standby/sleep) power supply. Comes with 7 pin serial ATA connector for good connection. Weighs 0. 99 lbs. Has rotational speed of 7200 RPM. Has internal form factor. Meets S. M. A. R. T and RoHS standards. Transfers data at rate of 768Mbps (external), 150Mbps (internal). Features SATA 6 Gb/s drive interface. 300000 load/unload cycles and 10 per 10 to 14 non-recoverable error ensures high speed and reliability. Supports Windows 8, windows 7 and Mac operating systems for reliable performance. Supports PC and Mac platform. WD® Black™ 1TB Desktop internal hard drive with SATA 6 Gb/s interface offers high storage capacity. With a speed of 7200 RPM, it is suitable for power computing applications.