HGST Ultrastar DC HC520 HDD 12TB 7200 RPM SAS 12Gb/s Interface 3.5-Inch 512e ISE Helium Data Center Enterprise Internal Hard Disk Drive
12Tb 7200Rpm SAS 12Gbps 3.5-Inch Hard Drive
| ||
|---|---|---|
| Model No | HUH721212AL5200 | |
| CONFIGURATION | ||
| Interface | SAS 12Gb/s | |
| Capacity | 12TB / 12000GB | |
| Format Sector Size (bytes) | 512e: 512, 520 528 | |
| Max. Areal density (Gbits/sq. in) | 864 | |
| PERFORMANCE | ||
| Data buffer (MB) | 256 | |
| Rotational Speed | 7200 | |
| Latency average (ms) | 4.16 | |
| Interface transfer rate ((MB/s, max) | 1200 | |
| Sustaned transfer rate MiB/s, typical )MB/s, typical) | 243 255 | |
| Seek time (read/write, ms typical) | 8.0/8.6 | |
| RELIABILITY | ||
| Error rate (non-recoverable, bits read) | 1 in 10^15 | |
| Load/Unload cycles (at 40°C) | 600,000 | |
| Availability (hrs/day x days/wk) | 24x7 | |
| MTBF | 2.5 | |
| Annualized Failure Rate (AFR) | 0.35% | |
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