WD 5640 Rpm Internal HDD Overview
Beyond Surveillance � WD Purple
By Photo's
Steven Esposito
The 8TB Purple 5460 rpm SATA III 3.5" Internal Surveillance Hard Drive from WD is designed to withstand the stresses placed on it in a 24/7, always-on, high-definition surveillance system with 16 drive bays. With support for up to 64 high-definition surveillance cameras, this 8TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system. Furthermore, AllFrame AI technology helps improve video capturing and reduces errors, pixelation, and video interruptions that could happen in a video recorder system.
A SATA III 6 Gb/s interface, sustained data transfer speeds of up to 194 MB/s, and a 128MB cache all help to ensure uninterrupted data transfers. Furthermore, the drive's 300,000 load/unload cycles, annualized workload rating of 180TB per year, MTBF rating of 1 million hours, and <1 in 1014 non-recoverable read errors per bit read also help to ensure a strong operational life.
With WD Purple surveillance storage, you have a hard drive engineered for high temperature, always-on surveillance systems so you can rely on quality video playback whether you're protecting loved ones or monitoring your business.
This WD Purple drive is equipped with AllFrame 4K technology, which improves ATA streaming to help reduce frame loss, improve overall video playback, and increase the number of hard drive bays supported within a NVR. AllFrame 4K technology enables high-quality recording for up to 64 cameras.
With a workload rating of 180TB per year, WD Purple is designed to handle the unique demands of modern video surveillance DVR and NVR systems.
Each WD Purple drive is optimized to support up to 64 cameras, allowing users the flexibility to upgrade or expand their security system in the future.
Designed for the Surveillance Solutions of Today and Tomorrow
With an MTBF of up to 1 million hours, WD Purple is engineered for 24/7 operating in all sizes of mainstream surveillance DVRs and NVRs. With support for 16 drive bays and tarnish-resistant components, WD Purple drives deliver reliable operation in larger scale surveillance systems in harsher environments.
Compatibility & Integration
WD Purple drives are built with compatibility in mind, so you can quickly and seamlessly add capacity to your surveillance system. With a wide range of enclosures and chipsets supported, you're sure to find a DVR or NVR configuration that's right for you.
Less Power, More Efficient
With WD's IntelliSeek technology, Purple drives are able to calculate optimum seek speeds. This helps keep power consumption low so ambient noise and vibrations are at a minimum.
WD 5640 Rpm Internal HDD Specs
Storage Capacity |
Total: 8 TB SATA III (6 Gb/s) 3.5" HDD (5640 rpm) |
Read Speed |
Maximum: 194 MB/s |
Write Speed |
Maximum: 194 MB/s |
Buffer |
128 MB |
HDD Specs
Noise Level |
25.0 dB (Idle) 30.0 dB (Active) |
Reliability / Data Integrity
Encryption |
None |
Endurance (Total Bytes Written) |
180 TB |
Mean Time Between Failures (MTBF) |
1.0 Million Hours |
Non-Recoverable Read Errors per Bits Read |
1 in 1014 |
Electrical
Power Draw |
6.2 W (Active) 5.5 W (Idle) 0.4 W (Standby) |
Environmental
Operating Temperature |
32 to 149°F / 0 to 65°C |
Storage Temperature |
-40 to 158°F / -40 to 70°C |
Operating Shock |
30 G / 2.0 ms |
Storage Shock |
250 G / 2.0 ms |
General
Dimensions |
5.7 x 4 x 1" / 14.5 x 10.2 x 2.5 cm |
Weight |
1.5 lb / 0.7 kg |
Packaging Info
Package Weight |
1.875 lb |
Box Dimensions (LxWxH) |
9.4 x 6.8 x 2.9" |
WD 5640 Rpm Internal HDD Reviews
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