Redefining the limits for high-performance storage

Be ready for the future of mission critical workloads with the Western Digital Ultrastar DC SN861. The latest Western Digital SSD with cutting-edge PCIe® Gen5 enterprise-class speeds, the Ultrastar DC SN861 offers exceptional performance and multiple capacities up to 7.68TB1 . With high random read speeds and low power consumption, the DC SN861 is optimized for compute intensive AI and machine learning applications, ensuring superior read/write performance, extremely low latency, and maximize IOPs/Watt. The DC SN861 also provides a rich feature set including NVMe® 2.0 and OCP 2.0 support, 1 & 3 DWPD, and a 5-year limited warranty6 , making it the ideal solution for hyperscale, cloud, and enterprise data centers.

Features | Ready for the Demands of AI Workloads

Designed to handle compute-intensive AI and machine learning applications which require high bandwidths and low latencies.

Superior Performance and Capacity

Experience future-ready PCIe Gen5 read/write speeds with multiple capacities up to 7.68TB1 .

Designed for Power Efficiency

Architected to provide heightened performance per watt, optimizing power efficiency and reducing operational costs.

Outstanding Mixed Workload Performance

High-speed random reads provide enhanced solutions at low cost for your enterprise.

Optimized for Quality of Service (QoS)

Reduce latency during mission-critical workloads, delivering consistent Quality of Service (QoS) for your applications, even under heavy workloads.

Rich Enterprise Features

Benefit from enterprise-class features such as Power Loss Protection, End-toEnd Data Path Protection, and TCG security and encryption, helping ensure data integrity and security.

Future-Ready Data Infrastructure

Designed to support NVMe 2.0, and NVMe MI 1.2c, and OCP 2.0 supportive, for enhanced scalability and efficiency.