Seagate Barracuda ES ST3500630NS - Hard drive - 500 GB - internal - 3.5" - SATA-300 - 7200 rpm - buffer: 16 MB
Seagate ST3500630NS Barracuda ES 500 GB SATA/300Hard Drive General Features: 500 GB capacity 7200 RPM spindle speed SATA/300 interface (SATA II) 16 MB buffer 4.16 ms average latency 3.5-inch form factor Power Specifications: +5V, 0.72A +12V, 0.52A Regulatory Approvals: UL CE C-Tick BSMI MIC RWTUV 180-DAY FACTORY RECERTIFIED WARRANTY