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The Seagate Constellation.2 drive is the only 2.5-inch enterprise-class hard drive delivering enterprise reliability at the industry's lowest power consumption for storage-hungry nearline applications. Self-Encrypting Drive (SED) and FIPS 140-2 Validated SED security options are available to help you protect your data.
| Product Description | Seagate Constellation.2 ST91000640NS - hard drive - 1 TB - SATA 6Gb/s | Type | Hard drive - internal | Capacity | 1 TB | Form Factor | 2.5" | Interface | SATA 6Gb/s | Data Transfer Rate | 600 MBps | Buffer Size | 64 MB | Spindle Speed | 7200 rpm | Features | Native Command Queuing (NCQ), Perpendicular Magnetic Recording (PMR), PowerChoice, S.M.A.R.T. | Dimensions (WxDxH) | 7 cm x 10.1 cm x 1.5 cm | Weight | 200 g | Microsoft Certification | Compatible with Windows 7 | Manufacturer Warranty | 5-year warranty |
General | |
| Device Type | Hard drive - internal |
| Capacity | 1 TB |
| Form Factor | 2.5" |
| Interface | SATA 6Gb/s |
| Buffer Size | 64 MB |
| Bytes per Sector | 512 |
| Features | Native Command Queuing (NCQ), Perpendicular Magnetic Recording (PMR), PowerChoice, S.M.A.R.T. |
| Width | 7 cm |
| Depth | 10.1 cm |
| Height | 1.5 cm |
| Weight | 200 g |
Performance | |
| Drive Transfer Rate | 600 MBps (external) |
| Seek Time | 8.5 ms (average) |
| Track-to-Track Seek Time | 0.7 ms |
| Average Latency | 4.16 ms |
| Spindle Speed | 7200 rpm |
Reliability | |
| MTBF | 1,400,000 hours |
| Non-Recoverable Errors | 1 per 10^15 |
Expansion & Connectivity | |
| Interfaces | 1 x SATA 6 Gb/s - 7 pin Serial ATA |
| Compatible Bay | 2.5" |
Miscellaneous | |
| Compatible with Windows 7 | "Compatible with Windows 7" software and devices carry Microsoft’s assurance that these products have passed tests for compatibility and reliability with 32-bit and 64-bit Windows 7. |
Manufacturer Warranty | |
| Service & Support | Limited warranty - 5 years |
Environmental Parameters | |
| Min Operating Temperature | 5 °C |
| Max Operating Temperature | 60 °C |
| Humidity Range Operating | 5 - 95% |
| Shock Tolerance | 70 g @ 2ms (operating) / 400 g @ 2ms (non-operating) |
| Vibration Tolerance | 0.5 g @ 5-500 Hz (operating) / 3 g @ 5-500 Hz (non-operating) |
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