WD6400AACS Western Digital Caviar Green 640GB 5400RPM SATA 3Gb/s 16MB Cache 3.5-inch Hard Drive

Experience dependable, energy‑efficient storage with the Western Digital Caviar Green hard drive. Designed for everyday computing, this drive delivers quiet, reliable performance while keeping power consumption low, making it ideal for both home and office environments. Built on Western Digital’s proven Caviar Green technology, it offers consistent data access and long-term durability, ensuring your files remain safe and accessible. Whether you’re backing up documents, storing media, or expanding your desktop’s storage capacity, this drive provides the dependable performance you need without compromising on energy efficiency or noise levels.