WD Ultrastar DC SN650 Enterprise SSD

Brand: Western Digital | Category: Enterprise SSDs

SKU: WDU3T0B0B0C | Part #: WDU3T0B0B0C | MPN: WDU3T0B0B0C

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At 30.72 TB per drive consuming just 25 watts during active operations, the WD Ultrastar DC SN650 (part number WDU3T0B0B0C) delivers an efficiency profile that makes dense, high-capacity storage configurations economically viable for data centre operators managing sprawling infrastructure. Storage architects evaluating consolidated flash deployments will recognize this immediately: power per terabyte is one of the hardest constraints to manage when scaling from kilobytes to petabytes, and this particular form factor—the enterprise-grade E1.L (EDSFF Long)—solves that problem by fitting 30 terabytes into a single 9.5 mm slot without forcing you to choose between capacity and thermal headroom.

The WD Ultrastar DC SN650 sits at the intersection of three competing demands in modern data centres: the need for sequential bandwidth when streaming large analytic workloads or AI training datasets, the need for random I/O performance when databases and transactional systems compete for the same physical storage tier, and the need to do both without triggering power-draw alerts or thermal throttling. Sequential read throughput reaches 6,600 MB/s while writes sustain 4,000 MB/s—respectable numbers for Gen 4 NVMe, though not record-breaking. What distinguishes this drive is its random-access profile: one million read IOPS at 4K block size and 200,000 write IOPS means you can run mixed workloads without seeing the drive become a bottleneck. The underlying NAND is 112-layer 3D TLC, a mature, proven technology that balances cost-per-bit with the endurance characteristics needed for continuous operation in data centre environments.

Enterprise deployments of the WD Ultrastar DC SN650 benefit from hardware-level security baked into the drive itself. The SED (Self-Encrypting Drive) implementation uses AES 256-bit encryption and supports TCG Opal 2.0, which means if you need to decommission a drive or move it between environments, you can lock or wipe it cryptographically without relying on software layers that might fail or be bypassed. End-to-end data integrity is enforced via T10 DIF (Data Integrity Field) and DIX (Data Integrity Extensions), catching corruption at the drive interface itself rather than waiting for a filesystem check or application-level error. Capacitor-backed power loss protection ensures that in-flight writes complete safely during unplanned shutdowns—critical for storage environments where sudden power loss could otherwise leave you with partial writes, filesystem inconsistencies, or data loss. These features are why storage teams and security-conscious infrastructure leads specify enterprise SSDs rather than consumer hardware, even when the base capacity looks similar.

The part number WDU3T0B0B0C is rated for 1 DWPD (Drive Writes Per Day) endurance and carries an MTBF of 2,000,000 hours, which translates to roughly 10 years of mean operation in typical data centre duty cycles. The drive supports multiple namespaces with namespace management, enabling virtualization of the physical device at the NVMe level—a feature that simplifies multi-tenant configurations and allows system administrators to carve the 30.72 TB into separate logical units without sacrificing performance or requiring software-level partitioning. Operating temperature tolerance spans 0–70°C, which is wide enough for standard data centre cooling without requiring exotic environmental controls. Compliance with the OCP (Open Compute Project) NVMe Cloud SSD Specification signals that this drive was engineered for hyperscale and cloud-native deployment models, where compatibility with open standards and interoperability across vendor ecosystems matter as much as raw performance.

Storage architects and AI infrastructure teams in the GCC region, across Asia, and into Europe rely on distributed suppliers to source these drives in volume without the delays or constraints of direct manufacturer channels. Omnixon Global maintains stock of the WD Ultrastar DC SN650 and related enterprise storage hardware from our distribution hub in Dubai, serving data centre builds, AI lab expansions, and enterprise storage refreshes across the region. For enterprise quantities, technical specifications, delivery timelines, or integration support, contact our sales team to discuss your requirements via RFQ.

Enterprise NVMe Performance & Endurance Specifications

• 30.72 TB capacity in E1.L form factor with 112-layer 3D TLC NAND technology
• Sequential performance: up to 6,600 MB/s read and 4,000 MB/s write; random I/O: 1 million read IOPS and 200,000 write IOPS at 4K block size
• PCIe Gen 4 x4 NVMe 1.4 interface with support for multiple namespaces and namespace management
• AES 256-bit SED encryption with TCG Opal 2.0, capacitor-backed power loss protection, and T10 DIF/DIX end-to-end data integrity
• 25 W typical active power consumption, MTBF 2 million hours, 1 DWPD endurance rating, operating range 0–70°C
• OCP NVMe Cloud SSD Specification compliance for hyperscale and multi-tenant deployments
• Part number WDU3T0B0B0C, manufactured by Western Digital under the Ultrastar DC brand for data centre, AI, and enterprise environments