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 24TB1 , with OptiNAND™ technology in 20TB, 22TB and 24TB. These highly reliable solutions for demanding storage environments provide up to 2.5M hours MTBF2 , 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 24TB1 , engineered for heavy application workloads and designed to handle workloads up to 550TB3 per year. Enhanced Reliability With up to 2.5M hours MTBF2 , 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 an unsurpassed, industry-leading 24TB1 CMR capacity utilizing the OptiNAND™ technology’s capacity-enabling feature. Helps Protect Your Data The innovative ArmorCache™ feature (22TB and 24TB only) provides enterprise power loss protection of your data in write-cache enabled (WCE) mode while increasing performance in write-cache disabled (WCD) mode.