WD PURPLE PRO WD221PURP 22TB, SATA III 3.5", 512MB 7200RPM, 265MB/s, CMR
Popis a parametry
WD PURPLE PRO WD221PURP 22TB, SATA III 3.5", 512MB 7200RPM, 265MB/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 externí
Použití disku
Pro PC
Chladič disku
Ne
Otáčky HDD
7200
SSD Kapacita (GB)
22000
WD PURPLE PRO WD221PURP 22TB, SATA III 3.5", 512MB 7200RPM, 265MB/s, CMR
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