Dell Seagate Constellation.2 ST91000640SS 1TB 2.5" 7200RPM 64MB Cache SAS 6.0Gb/s Internal HDD Hard Disk Drive 9W5WV 09W5WV TH-09W5WV.
Storage Capacity: 1TB
Rotation Speed: 7200RPM
Storage Interface: SAS 6.0Gb/s
Firmware: AS06
Cache: 64MB
Form Factor: 2.5"
Type: Internal Hard Disk Drive