Western Digital (WD / HGST) 3.84TB NVMe U.2 PCIe Gen 3.0 x4 RI SFF 2.5" SSD Ultrastar DC SN640 Series WUS4BB038D7P3E3 for Lenovo ThinkSystem Server (Lenovo ThinkSystem Tray Included)
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- Specifications
- Description
| Manufacturer Part Number | WUS4BB038D7P3E3 |
| Manufacturer | Western Digital / HGST |
| Condition | Refurbished |
| Standard Warranty | 90 Day Replacement Warranty |
| Item Category | Solid State Drives (SSDs) |
| Model | Ultrastar DC SN640 Series |
| Form Factor | SFF 2.5" SSD (Lenovo Tray Included) |
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Western Digital (WD / HGST) 3.84TB NVMe U.2 PCIe Gen3 x4 RI SFF 2.5" SSD Ultrastar DC SN640 WUS4BB038D7P3E3
Lenovo ThinkSystem Compatible (Lenovo ThinkSystem Tray Included)
The Western Digital Ultrastar DC SN640 WUS4BB038D7P3E3 is a high-performance enterprise NVMe solid state drive designed for cloud computing, virtualization, software-defined storage, enterprise databases, content delivery networks, and modern data center environments.
Featuring 3.84TB of enterprise storage capacity, the Ultrastar DC SN640 combines exceptional speed, reliability, and endurance in a compact 2.5-inch U.2 form factor. Built with advanced 96-Layer BiCS4 3D TLC NAND Flash and utilizing a PCIe Gen 3.1 x4 NVMe 1.3 interface, this SSD delivers low-latency performance and consistent throughput for mission-critical workloads.
With sequential read speeds of up to 3,100 MB/s, sequential write speeds of up to 1,800 MB/s, and up to 434,000 random read IOPS, the SN640 is optimized for read-intensive applications requiring dependable enterprise-class performance.
Advanced enterprise features include Power Loss Protection (PLP), End-to-End Data Path Protection, Hot-Swap Support, and Instant Secure Erase (ISE). With an endurance rating of 0.8 DWPD, 5,744 TBW, and a 2 million hour MTBF, this SSD is engineered for long-term reliability in demanding enterprise environments.
Lenovo ThinkSystem Tray Compatibility
This drive includes a Lenovo ThinkSystem 2.5-inch U.2 NVMe Drive Tray, making it ready for installation in compatible Lenovo ThinkSystem servers with NVMe-enabled drive bays.
Compatible Lenovo ThinkSystem Servers
- Lenovo ThinkSystem SR630
- Lenovo ThinkSystem SR630 V2
- Lenovo ThinkSystem SR630 V3
- Lenovo ThinkSystem SR650
- Lenovo ThinkSystem SR650 V2
- Lenovo ThinkSystem SR650 V3
- Lenovo ThinkSystem SR655
- Lenovo ThinkSystem SR665
- Lenovo ThinkSystem SD530
- Lenovo ThinkSystem SD630 V2
- Lenovo ThinkSystem SD650 V2
- Lenovo ThinkSystem ST650 V2
Important Compatibility Notes
- Includes Lenovo ThinkSystem NVMe Drive Tray
- Requires a U.2 NVMe-compatible backplane or controller
- Compatible with Lenovo ThinkSystem NVMe drive bays
- Hot-swappable in supported server configurations
- Not compatible with SATA-only backplanes
- Not compatible with SAS-only backplanes
- Compatibility depends on server backplane, controller, and drive bay configuration
Key Features
- 3.84TB Enterprise NVMe SSD
- Ultrastar DC SN640 Series
- PCIe Gen 3.1 x4 Interface
- NVMe 1.3 Protocol
- 2.5" U.2 (SFF-8639) Form Factor
- Read Intensive (RI) Workload Optimized
- WD BiCS4 96-Layer 3D TLC NAND
- Up to 3,100 MB/s Sequential Read
- Up to 1,800 MB/s Sequential Write
- Up to 434,000 Random Read IOPS
- Power Loss Protection (PLP)
- End-to-End Data Protection
- Instant Secure Erase (ISE)
- Hot Plug / Hot Swap Support
- Enterprise-Class Reliability
- Lenovo ThinkSystem Drive Tray Included
Technical Specifications
- Manufacturer: Western Digital (WD) / HGST
- Series: Ultrastar DC SN640
- Model: WUS4BB038D7P3E3
- Product Type: Enterprise Read Intensive NVMe SSD
- Capacity: 3.84TB
- Form Factor: 2.5" U.2 (SFF-8639)
- Drive Height: 7mm
- Interface: PCIe Gen 3.1 x4
- Protocol: NVMe 1.3
- NAND Flash: 96-Layer BiCS4 3D TLC NAND
- Workload Class: Read Intensive (RI)
- Security Type: Instant Secure Erase (ISE)
- Hot Swappable: Yes
Performance
- Sequential Read Speed: Up to 3,100 MB/s
- Sequential Write Speed: Up to 1,800 MB/s
- Random Read (4K): Up to 434,000 IOPS
- Random Write (4K): Up to 65,000 IOPS
- Mixed Random Workload (70/30): Up to 157,000 IOPS
- Interface Transfer Rate: Up to 4 GB/s
Reliability & Endurance
- Endurance Rating: 0.8 DWPD
- Total Bytes Written (TBW): 5,744 TB
- MTBF: 2 Million Hours
- Power Loss Protection (PLP)
- End-to-End Data Path Protection
- Hot Plug / Hot Swap Support
- Instant Secure Erase (ISE)
Package Includes
- 1x Western Digital Ultrastar DC SN640 3.84TB NVMe SSD
- Model: WUS4BB038D7P3E3
- 1x Lenovo ThinkSystem NVMe Drive Tray
Ideal Applications
- Cloud Computing
- Virtualization Infrastructure
- Enterprise Data Centers
- Software Defined Storage
- Content Delivery Networks (CDN)
- Read-Intensive Databases
- Hyper-Converged Infrastructure (HCI)
- Server Boot Volumes
- High-Density Storage Arrays
- Web Hosting Platforms
Please verify compatibility with your specific Lenovo ThinkSystem server, NVMe backplane, and storage configuration before purchasing.