Pulled from a working workstation. The Western Digital WD5000AAKX Blue 500GB is a high-performance internal desktop hard drive designed for use with PCs. With a rotation speed of 7200 RPM and a cache size of 16 MB, this SATA III interface drive offers fast read speeds of up to 500 MB/s. The drive is shock-resistant and comes with a manufacturer warranty of 1 year, making it a reliable storage solution for your computer. Its sleek silver color and compact 3.5-inch form factor make it a stylish and practical choice for your desktop setup.