Description
Design Small and Deliver BIG—2.5-Inch Nearline Drive
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- Up to 2TB capacity in 15mm z-height, 2.5-inch form factor for space-constrained data centers.
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- Designed for high-density storage solutions requiring environmentally sound low power consumption and low weight for maximum storage efficiency.
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- Third-generation, enterprise-class reliability for 24×7 environmental robustness.
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- Highest efficiency for over 50% improvement in watts/TB, and 18% sequential performance improvement compared to the previous generation.
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- Improved rotational vibration tolerance and head micro-actuation maximizes system availability and performance.
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- Lowest enterprise operation power and enhanced PowerChoice™ options for additional power savings during idle periods.
Best-Fit Applications
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- Storage-hungry business applications.
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- Storage area networks (SAN) and network attached storage (NAS)
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- Maximum-capacity entry-level servers and blade servers
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- Rich media content storage
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- Enterprise backup and restore—D2D, virtual tape
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- Cloud computing
| Drive Model | ST2000NX0273 |
|---|---|
| Capacity | 2TB/2000GB |
| Interface | SAS 12Gbps |
| Self-Encrypted Drive | No |
| Features | |
| PowerChoice™ on-demand power option | Yes |
| Protection Information | Yes |
| Low Halogen | Yes |
| RAID Rebuild™ | Yes |
| Reliability/Data Integrity | |
| Mean Time Between Failures (MTBF, hours) | 1.4 million |
| Reliability Rating @ Full 24×7 operation (AFR) | 0.63% |
| Nonrecoverable Read Errors per Bits Read | 1 sector per 10E15 |
| Power-On Hours per Year | 8760 |
| Bytes per Sector | 512 |
| Performance | |
| Spindle Speed (RPM) | 7200 |
| Cache Buffer, Multisegmented (MB) | 128 |
| Interface Acces Speed (Gb/s) | 12.0 |
| Max. Sustained Transfer Rate (MB/s) | 136 |
| Average Latency (ms) | 4.16 |
| Interface Ports | Dual |
| RV Tolerance(rad/s to 1800Hz) | 16 |
| Power Management | |
| Idle Power (W) | 3.53 |
| Typical Operating, Random Read (W) | 6.02 |
| PowerChoice™ Technology (Standby) (W) | 1.52 |
| Power Supply Requirements | +12V and +5V |
| Environmental | |
| Temperature, Operating (˚C) | 5 to 55 |
| Vibration, Operating, 5Hz to 500Hz (Gs) | 0.5 |
| Vibration, Non-Operation, 5Hz to 500Hz (Gs) | 3.0 |
| Shock, Operating, 2ms (Gs) | 25 |
| Shock, Non-Operating, 2ms (Gs) | 400 |
| Acoustics, Typical Idle (bels) | 2.8 |
| Acoustics, Typical Seek (bels) | 3.2 |
| Physical | |
| Height (in/mm) | 0.591/15.00 |
| Width (in/mm) | 2.760/70.10 |
| Depth (in/mm) | 3.955/100.45 |
| Weight (lb/g) | 0.437/198 |
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