HP 822555-B21 2.5 400GB SAS 12Gb/s Mixed Use-3 SFF SC Wty Solid State Drive 4KB Random Read: Up to 108,000 IOPS 4KB Random Write: Up to 49,000 IOPS Max Sequential Read: Up to 950 MBps Max Sequential Write: Up to 510 MBps Power Consumption (Active): 9W Operating Temperature: 0°C ~ +60°C Height: 15.00mm Electrical Outlet Plug Type: Solid State Drive