Seagate Barracuda ES ST3750640NS 750GB 3.5" 7200RPM 16MB Cache SATA 3.0Gb/s HDD Hard Disk Drive 9BL148-274.
Storage Capacity: 750GB
Rotation Speed: 7200RPM
Storage Interface: SATA 3.0Gb/s
Firmware: 3AYJ
Cache: 16MB
Form Factor: 3.5"
Type: Internal Hard Disk Drive
Features: Quiet Operation, On-The-Fly Error-Correction, Native Command Queueing (NCQ), Perpendicular Magnetic Recording (PMR)