Tested & wiped

The WD WD6400AAKS Caviar Blue 640GB 7200 RPM 16MB SATA 3.5" Internal HDD is a high-quality internal hard drive designed for computers. With a storage capacity of 640GB and a rotation speed of 7200 RPM, it offers fast and efficient data storage and retrieval. The 16MB cache size further enhances its performance, while the SATA interface ensures reliable connectivity. Made by WD, a trusted brand in the industry, this hard drive is a solid choice for increasing storage space in your computer system.