Seagate Enterprise Capacity ST6000NM0044 6TB 3.5" 7200 RPM SATA III 6.0GB/s v4 SED HDD Hard Disk Drive 1LW17Z-005.Model Number: ST6000NM0044Seagate Part Number: 1LW17Z-005Specifications:- Form Factor: 3.5"- Capacity: 6TB- Buffer Cache: 128MB- RPM: 7200- Drive Interface Type: SATA III, Serial ATA-600 (6.0 Gbs)