from $478.99
The 20TB Ultrastar DC HC560 7200 rpm SATA III 3.5" Internal HDD from Western Digital is a high performance, large capacity drive designed for cloud and hyperscale storage, massive scale-out (MSO), high-density data centers, distributed file systems, bulk storage, big data analytics, and other demanding tasks that require 24/7 operation. This 7200 rpm drive utilizes the SATA III 6 Gb/s interface for data transfer rates of up to 291 MB/s. Moreover, as a professional-grade drive, it has an MTBF rating of 2.5 million hours, 600,000 load/unload cycles, an annualized failure rate of 0.35%, and a workload rating of up to 550TB per year.
Only buy HDDs for bulk media storage and backups; never use an HDD as your primary boot drive for Windows. Look for CMR (Conventional Magnetic Recording) drives over SMR (Shingled) for better write performance. Available from $478.99.
Mechanical hard disk drives (HDDs) are cheap to own, using a few watts of power while spinning. The main hidden cost is cloud backup subscriptions, as HDDs will eventually fail and data recovery is exorbitant.
Common Failure Modes
HDDs consist of spinning platters and delicate read/write heads, making them highly susceptible to physical shock and mechanical wear. When an HDD fails, it is replaced, not repaired, unless expensive data recovery is required.
Only buy HDDs for bulk media storage and backups; never use an HDD as your primary boot drive for Windows. Look for CMR (Conventional Magnetic Recording) drives over SMR (Shingled) for better write performance.
Mechanical hard drives have moving parts that wear out over time. They typically function reliably for several years before mechanical fatigue sets in.
The WD 20TB Ultrastar DC HC560 7200 rpm SATA III 3.5" Internal HDD is available at bhphoto, starting at $478.99.
Mechanical hard disk drives (HDDs) are cheap to own, using a few watts of power while spinning. The main hidden cost is cloud backup subscriptions, as HDDs will eventually fail and data recovery is exorbitant.
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