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2TB Nearline 3.5", 7200rpm, SAS 6Gbps, HotPlug
DELL 400-20393, 3.5", 2000 GB, 7200 RPM
SATA: Nearline SAS and Enterprise SATA drives.
Also known as Tier-2, these nearline, business-critical 5.4K and 7.2K rpm drives combine specific design and manufacturing processes for hard drives rated at 24x7x365 operations for true enterprise duty cycles. The main emphasis is on an exceptional dollars/gigabyte advantage over Tier-1 storage. This drive classification includes:
- Nearline SAS — Combines the head, media and rotational speed of traditional enterprise-class SATA drives with the fully capable SAS interface typical of 10K/15K rpm SAS drives. These drives are rated at 1.2 million hours MTBF.
- Enterprise SATA — True enterprise-class specifications, rated at 1.2 million hours MTBF, these drives provide the traditional SATA interface, but with capabilities far exceeding consumer grade SATA drives.