HP Enterprise 785079-B21 - 2.5" - 1200 GB - 10000 RPM 1.2TB - 12G SAS - 10K rpm - SFF (2.5-inch) - Enterprise Hewlett Packard Enterprise 785079-B21. HDD size: 2.5", HDD capacity: 1200 GB, HDD speed: 10000 RPM 785079-B21 Do your servers need high-performance SAS disk drives for both your mission-critical and storage driven applications? HP SAS Hard Drives for enterprise and midline applications deliver high-performance solutions for hosting high transaction based applications. They are available in HP Smart Carrier, HP Standard Hot Plug Carrier and HP Non-hot Plug Carrier. HP SAS Hard Drives are available in a 2.5-inch Small Form Factor (SFF) and 3.5-inch Large Form Factor (LFF) and come in a variety of capacity points to meet a wide range of requirements supporting enterprise and midline applications. The SAS interface was specifically engineered to deliver high availability where enterprise-class data storage where performance, reliability and data integrity are crucial. The HP SAS Hard Drives deliver high reliability for mission critical applications.