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Western Digital unveils 20TB hard drives

16 nov. 2021 Hi-network.com

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Western Digital  (WD) has unveiled new 20TB Ultrastar DC HC560 and WD Gold hard drives for those looking for increased data density.

Both drives come in the standard 3.5-inch form factor and feature OptiNAND. This technology integrates iNAND Universal Flash Storage (UFS) Embedded Flash Drive (EFD) with traditional spinning disks, packing 20TB onto nine platters (2.2TB/platter). Both drives also make use of Energy-Assisted Magnetic Recording (EAMR), HelioSeal technology to minimize the air drag on the rotating platters, and a triple-stage actuator (TSA).

All this comes together to make a drive that has a projected MTBF rating of 2.5 million hours.

The Ultrastar DC HC560 is a disk aimed at hyperscale cloud, CSPs, enterprises, or those running big smart video surveillance systems or need high-capacity NAS drives.

No pricing was available at the time of writing for the20TB Ultrastar DC HC560 .

The WD Gold are hard drives designed with enterprise-grade reliability -- ten times that of a standard desktop drive -- and is aimed at those with heavy-duty workloads.

The 20TB WD Gold retails for$679.99.

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