Seagate Momentus 5400 ST9640320AS 640GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5″ Internal Notebook Hard Drive Bare Drive

The Seagate Momentus 5400 ST9640320AS delivers reliable 640GB storage capacity in a compact 2.5-inch form factor designed specifically for notebooks and laptops. Operating at 5400 RPM with 8MB cache and SATA 3.0Gb/s interface, this internal hard drive provides balanced performance and energy efficiency for everyday computing tasks. Its optimized design ensures quiet operation and reduced power consumption, extending battery life while offering ample space for documents, media files, and applications. The bare drive format allows for cost-effective upgrades or replacements, making it an ideal solution for users seeking dependable storage expansion without premium pricing.