Samsung SpinPoint M7E 640GB 5400RPM 8MB Cache SATA 2.5" Internal Hard Drive Bare Drive HM641JI C6543-G84A-AZG5R. Increase your notebook's storage capacity with this Samsung SpinPoint HM641JI Serial ATA 2.5-inch hard drive! With 640 GB of storage space, you'll have plenty of room for your music, video and data files. In addition, this notebook hard drive features a 5400 RPM spindle speed and an 8 MB buffer for added efficiency. With 300 MB/s data transfer rate, the HM641JI delivers lightning fast transfer speeds! Get your Samsung SpinPoint HM641JI 640 GB 2.5-inch hard drive today! 

Specifications:

Manufacturer: Samsung
Model: HM641JI
Compatible Part Number: C6543-G84A-AZG5R
HP Part Number: 591968-002
Capacity: 640GB
Rotation Speed: 5400RPM
Cache: 8MB
Platter Size: 2.5"