Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD

Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD

Brand: Western Digital | Category: Enterprise SSDs

SKU: WUS4C6464DSP3X5 | Part #: WUS4C6464DSP3X5 | MPN: WUS4C6464DSP3X5

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About the Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD

The Ultrastar DC SN840 WUS4C6464DSP3X5 provides 6.4TB of U.2 NVMe storage built for sustained, high-DWPD enterprise read workloads.

At a glance — key specifications

Capacity6.4 TB
Form FactorU.2
ProtocolNVME
WorkloadRead Intensive
Part NumberWUS4C6464DSP3X5
ManufacturerWestern Digital
EnduranceEnterprise (high DWPD)
Power Loss ProtectionYes (PLP capacitors)

Perfect for

  • Tier-0 database storage (Oracle, SQL Server, PostgreSQL)
  • AI / ML training and inference data lakes
  • Hyperconverged storage tiers
  • Object storage and Ceph clusters
  • VDI boot tiers and tier-1 virtualisation

Frequently asked questions

What workloads is the Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD designed for?

Enterprise mixed-use and ri workloads — including transactional databases, AI inference data, virtualisation, hyperconverged storage, and analytics. Endurance is rated for continuous operation, not consumer-style burst use.

Will this SSD work in my Dell / HPE / Lenovo server?

Most enterprise SSDs ship in vendor-branded variants tied to a server QVL.

Request a quote for the Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD

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Technical Specifications

BrandWestern Digital
CategoryEnterprise SSDs
SKUWUS4C6464DSP3X5
Part NumberWUS4C6464DSP3X5
ConditionNew
Capacity6.4 TB
Form FactorU.2
ProtocolNVME
WorkloadRead Intensive
EnduranceEnterprise (high DWPD)
Power Loss ProtectionYes (PLP capacitors)

Frequently Asked Questions about Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD

What workloads is the Western Digital Ultrastar DC SN840 6.4TB NVMe U.2 Enterprise SSD designed for?

Enterprise mixed-use and ri workloads — including transactional databases, AI inference data, virtualisation, hyperconverged storage, and analytics. Endurance is rated for continuous operation, not consumer-style burst use.