WD PURPLE PRO WD221PURP 22TB SATA/600 512MB cache, 265 MB/s, CMR
Popis a parametry
WD PURPLE PRO WD221PURP 22TB SATA/600 512MB cache, 265 MB/s, CMR
WD Purple™ Pro Smart Video Hard Drive
- The WD Purple™ Pro HDD, with OptiNAND™ technology in 22TB1, delivers big capacity in a drive engineered for advanced, AI-enabled, always-on smart video recorders, appliances, and servers.
- Western Digital's exclusive AllFrame™ AI technology improves ATA streaming to help reduce frame loss and improve overall video playback.
- WD Purple™ Pro drives are optimized to handle up to 64 single-stream HD cameras2 as well as many of the latest smart cameras that transmit multiple streams.
- With a workload rating up to 550TB/year3, these drives are built to keep up with heavy video data capture and analysis.
- The reliable WD Purple™ Pro is engineered with an MTBF of up to 2.5 million hours4 for advanced smart video solutions that operate in 24/7 environments.
- Western Digital Device Analytics™ provides a wealth of storage device parametric operational and diagnostic data to compatible systems.
TECHNICAL SPECIFICATIONS
| Product Specifications | |
| Model number | WD221PURP |
| Interface | SATA 6 Gb/s |
| Formatted capacity | 22TB |
| Form factor | 3.5-inch |
| Advanced Format (AF) | Yes |
| Recording Technology | CMR |
| RoHS compliant | Yes |
| Product Features | |
| Maximum drive bays supported | No Limit |
| Camera Support | Up to 64 HD |
| AI Streams | 32 |
| Firmware Feature Name | AllFrame AI |
| Tarnish resistant components | Yes |
| Performance | |
| Interface transfer rate (max) Buffer to host | 6 Gb/s |
| Interface transfer rate (max) Host to / from drive | 265 MB/s |
| Cache (MB) | 512 MB |
| RPM | 7200 |
| Reliability/Data Integrity | |
| Load/unload cycles | 600 000 |
| Annualized Workload Rate(TB/year) | Up to 550 TB/year |
| MTBF (hours) | 2 500 000 |
| Limited warranty (years) | 5 years |
| Physical Dimensions | |
| Height (max) (in / mm) | 1.028 / 26.1 |
| Length (max) (in / mm) | 5.787 / 147 |
| Width (± .01 in.) (in / mm) | 4 / 101.6 |
| Weight (± 3% ) (lb / kg) | 1.48 / 0.67 |
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ParametryPorovnání
Formát
3.5"
Rozhraní
interní Serial ATA III
Velikost bufferu (v MB)
512
Typ disku
HDD
Použití disku
Pro NAS
WD PURPLE PRO WD221PURP 22TB SATA/600 512MB cache, 265 MB/s, CMR
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