Compare Western Digital Internal HDD
Comparing 5 products side-by-side — specifications, pricing and stock. Showing Western Digital products in the Internal HDD category.
| Specification | Current product Western Digital WD Blue - Hard drive - 12 TB - internal - 3.5" - SATA 6Gb/s - 7200 rpm - buffer: 512 MBWD120EAGZ £432.52 £519.02 inc VAT | Western Digital WD Ultrastar DC HC310 HUS726T4TAL5204 - Hard drive - 4 TB - internal - 3.5" - SAS 12Gb/s - 7200 rpm - buffer: 256 MB0B36048 £231.36 £277.63 inc VAT | Western Digital WD Blue WD60EZAX - Hard drive - 6 TB - internal - 3.5" - SATA 6Gb/s - 5400 rpm - buffer: 256 MBWD60EZAX £221.29 £265.55 inc VAT | Western Digital WD Ultrastar DC HC320 HUS728T8TL5204 - Hard drive - 8 TB - internal - 3.5" - SAS 12Gb/s - 7200 rpm - buffer: 256 MB0B36400 £352.04 £422.45 inc VAT | |
|---|---|---|---|---|---|
| General | |||||
| Buffer Size | 512 MB | — | — | 512 MB | — |
| Capacity | 12 TB | — | — | 24 TB | — |
| Depth | 147 mm | — | — | 147 mm | — |
| Device Type | Hard drive - internal | — | — | Hard drive - internal | — |
| Features | Conventional magnetic recording (CMR), Low Power Management, NoTouch ramp load technology, Advanced Format technology | — | — | HelioSeal, advanced format 512e, advanced format 4Kn, OptiNAND technology, ArmorCache Technology, 24x7 availability, Energy-Assisted Magnetic Recording (EAMR), Triple State Actuator (TSA), Conventional magnetic recording (CMR), Massive Scale Out (MSO) | — |
| Form Factor | 3.5" | — | — | 3.5" | — |
| Height | 26.1 mm | — | — | 26.1 mm | — |
| Interface | SATA 6Gb/s | — | — | SATA 6Gb/s | — |
| Weight | 750 g | — | — | 670 g | — |
| Width | 101.6 mm | — | — | 101.6 mm | — |
| Power | |||||
| Power Consumption | 8.8 watt (read/write), 6.1 watt (idle), 0.3 watt (standby), 0.3 watt (sleep) | — | — | 8.5 Watt (random read/write), 5.5 Watt (idle) | — |
| Miscellaneous | |||||
| Compliant Standards | BSMI, ICES-003, FCC, Maghreb, RCM, UKCA, VCCI, TUV, UL, CB Scheme, NMB-003 | — | — | RoHS 2011/65/EU, RoHS 2015/863/EU, BSMI, ICES-003, NMB-003, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB Scheme, TUV, UL | — |
| Reliability | |||||
| 24x7 Operation | — | — | — | Yes | — |
| Load / Unload Cycles | 300,000 | — | — | 600,000 | — |
| MTBF | — | — | — | 2,000,000 hours | — |
| Non-Recoverable Errors | 1 per 10^14 | — | — | 1 per 10^15 | — |
| Performance | |||||
| Average Latency | — | — | — | 4.16 ms | — |
| Drive Transfer Rate | 600 MBps (external) | — | — | 600 MBps (external) | — |
| Internal Data Rate | 260 MBps | — | — | 298 MBps | — |
| Spindle Speed | 7200 rpm | — | — | 7200 rpm | — |
| Connections & Expansion | |||||
| Compatible Bay | 3.5" | — | — | 3.5" | — |
| Interfaces | 1 x SATA 6 Gb/s | — | — | 1 x SATA 6 Gb/s | — |
| Environmental Parameters | |||||
| Max Operating Temperature | 60 °C | — | — | 60 °C | — |
| Max Storage Temperature | — | — | — | 70 °C | — |
| Min Operating Temperature | 0 °C | — | — | 5 °C | — |
| Min Storage Temperature | -40 °C | — | — | -40 °C | — |
| Shock Tolerance (non-operating) | 250 g @ 2 ms | — | — | 200 g @ half-sine wave | — |
| Shock Tolerance (operating) | 70 g @ 2 ms | — | — | 40 g @ 2 ms half-sine wave | — |
| Sound Emission | 34 dBA | — | — | — | — |
| Vibration Tolerance (non-operating) | — | — | — | 1.04 gRMS @ 2-200 Hz | — |
| Vibration Tolerance (operating) | — | — | — | 0.7 gRMS @ 5-500 Hz | — |
| Software / System Requirements | |||||
| OS Required | — | — | — | Linux, Microsoft Windows Server, Microsoft Windows | — |
| Software Included | Acronis True Image WD Edition | — | — | — | — |
| Manufacturer Warranty | |||||
| Service & Support | Limited warranty - 2 years | — | — | Limited warranty - 5 years | — |
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