Seagate ST9500420AS Momentus 7200.4 500GB 2.5" 7200RPM 16MB Cache SATA 3Gb/s Laptop HDD Hard Disk Drive 9HV144-300.
Storage Capacity: 500 GB
Rotation Speed: 7.2K RPM
Storage Interface: SATA 3.0 Gb/s
Cache: 16 MB
Form Factor: 2.5"
Type: Laptop Hard Disk Drive