Western Digital announced on October 15, 2024, it is now shipping the world's highest capacity UltraSMR HDD with up to 32TB, leveraging energy-assisted PMR (ePMR) recording technology. The company is also shipping the world's highest-capacity ePMR CMR HDD with up to 26TB for enterprise and channel customers.
These new drives feature the industry's first commercially available 11-disk design and utilize multiple technological innovations, including OptiNAND, ArmorCache, and a triple-stage actuator (TSA). This advancement allows data centers to maximize storage efficiency and supports the growing demand for cost-effective deep content storage at scale.
The 32TB Ultrastar DC HC690 UltraSMR HDDs offer up to 257 MiB/s sequential performance and use as little as 5.5W power idle, while the 26TB Ultrastar DC HC590 CMR HDD delivers up to 288 MiB/s sustained transfer rate with 5.6W idle power. These products are being qualified and integrated into the company's Ultrastar Data60 and Data102 JBOD hybrid storage platforms, with availability beginning by year-end.
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