Hitachi Deskstar  HDS721050CLA362 500GB 

Specifications

• Model: 0F10381
• Form Factor: 3.5"
• Interface: SATA 3.0Gb/s
• Capacity: 500GB
• Cache: 16MB
• Data Transfer Rate: 1589 Mbits/s Media transfer rate (max)  /  300 MB/s Interface transfer rate (max)
• Rotational Speed: 7200 rpm