Your Data is Gold Customize your business’s storage mix to fit your specific needs with a full portfolio of enterprise-class WD Gold™ HDDs in capacities of 1TB to 22TB , with OptiNAND™ technology in 20TB and 22TB. These highly reliable solutions for demanding storage environments provide up to 2.5M hours MTBF, vibration protection technology, and a low power draw thanks to HelioSeal technology (for 12TB and above). Specifically designed for use in enterprise-class data centers and storage systems, WD Gold SATA HDDs deliver the world-class performance you expect from Western Digital hard drives. More Flexibility, More Freedom WD Gold™ lets you build out your storage your way with a full portfolio of SATA HDDs from 1TB to 22TB, engineered for heavy application workloads and designed to handle workloads up to 550TB per year. Enhanced Reliability With up to 2.5M hours MTBF, WD Gold™ hard drives deliver enhanced levels of dependability and durability. Vibration Protection WD Gold™ drives have 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. Plays Well with Others Specifically designed for use in enterprise-grade storage systems and data centers, WD Gold™ HDDs are broadly compatible with major enterprise operating systems. Scale Your Business WD Gold™ drives are available in capacities up to 22TB utilizing the OptiNAND™ technology's capacity-enabling feature. Helps Protect Your Data The innovative ArmorCache™ feature (22TB only) provides enterprise power loss protection of your data in write-cache enabled (WCE) mode while increasing performance in write-cache disabled (WCD) mode.