WD Gold 22TB 7200RPM 512MB Cache SATA 6Gb/s 3.5" Enterprise Class HDD Hard Drive (WD221KRYZ)

Beyond Expectations
WD Gold™ hard drives are performance-optimized for heavy application workloads and are designed to handle workloads up to 550TB2 per year. Whether you need 1TB or 20TB1, the wide capacity range of WD Gold™ HDDs solves for the most demanding storage environments.

Enhanced Reliability
With up to 2.5M hours MTBF3, WD Gold™ hard drives deliver enhanced levels of dependability and durability.

Reimagining the HDD
WD Gold™ offers 20TB on a 9 disk CMR drive with reimagined HDDs utilizing the first implementation of OptiNAND™ technology's capacity-enabling features.​

Vibration Protection
WD Gold™ has sophisticated monitoring electronics that help correct linear and rotational vibrations in real time using enhanced vibration protection technology for improved performance in high-vibration environments.

Play Well with Others
Broadly compatible with most PC and major enterprise operating systems. Specifically designed for use in enterprise-grade data centers and storage systems.

Leading the Way
Energy-assisted magnetic recording (EAMR) technology enables higher media precision and increases areal density. The triple-stage actuator (TSA) enhances the accuracy of head-positioning and delivers better performance and data integrity to also increase areal density. Both EAMR and TSA are available only in 16TB capacities and above.

5-Year Limited Warranty
Every WD Gold™ HDD comes with a 5-year limited warranty, so you can be confident in your storage.