WD_SN740_256GB_2230
Western Digital SN740 256GB M.2 2230 PCI-e Gen4 x4 NVMe Solid State Drive - oem
Overview Summary:
Upgrade your laptop or compact PC with the Western Digital SN740 256GB M.2 2230 PCIe Gen4 NVMe SSD. Delivering read speeds of up to 4000MB/s and write speeds of up to 2000MB/s, it provides responsive boot times, faster application loading, and reliable everyday performance in a compact M.2 2230 form factor.Designed for thin and lightweight systems, this SSD combines high-speed PCIe Gen4 performance with power efficiency for modern computing. Buy now to enjoy a dependable internal storage upgrade, or shop now for a fast and efficient NVMe SSD suited to compatible laptops and small form factor devices.
What tier does this fall into?
Mid-range PCIe Gen4 NVMe SSDWhat is this best for?
Laptop storage upgrades, operating system installation, faster boot drives, everyday computing, business laptops, compact PCs, application storageOverview:
High-Speed Storage for Compact PCs and Laptops
The Western Digital SN740 256GB M.2 2230 PCIe Gen4 x4 NVMe Solid State Drive is built for modern laptops, mini PCs, and other compact devices that require fast, power-efficient storage. Combining impressive PCIe Gen4 performance with a compact M.2 2230 form factor, it delivers the speed needed for demanding applications while helping improve system responsiveness and battery efficiency.
Description:
Designed for users who need dependable everyday performance, the Western Digital SN740 offers rapid boot times, faster application loading, and smooth file transfers. Its advanced PCIe Gen4 interface provides a significant performance upgrade over previous-generation SSDs, making it an excellent choice for system upgrades, replacements, or new compact builds. Developed using Western Digital's in-house controller, 3D NAND technology, and firmware, the drive delivers reliable performance in a space-saving design.
Features:
Why Choose the Western Digital SN740
Whether you are upgrading an ultrabook, replacing an existing SSD, or building a compact system, the SN740 is engineered to balance speed, efficiency, and reliability. Its PCIe Gen4 x4 architecture enables faster data access while maintaining lower power consumption, making it suitable for thin and lightweight devices, including systems designed around Intel Evo platform requirements.
Unlike larger drives, the M.2 2230 form factor fits a wide range of modern compact devices without compromising storage performance.
Performance Highlights
- Capacity: 256GB
- M.2 2230 form factor
- PCIe Gen4 x4 NVMe interface
- Sequential read speeds up to 4000 MB/s
- Sequential write speeds up to 2000 MB/s
- Optimised for thin and lightweight laptops
- Low power consumption for improved efficiency
- Built with Western Digital controller, firmware, and 3D NAND technology
Built for Everyday Productivity
The SN740 helps accelerate common computing tasks including operating system boot-up, software launches, document editing, content creation, and large file transfers. Its efficient design also makes it a suitable storage solution for mobile professionals, students, and business users looking for dependable high-speed performance in compact devices.
Western Digital has engineered the SN740 as a fully integrated storage solution, combining hardware and firmware developed in-house to deliver consistent operation across a variety of workloads.
Ideal Applications
- Ultrabooks and lightweight laptops
- Mini PCs
- Compact desktop systems
- Business notebooks
- Mobile workstations
- General productivity upgrades
Technical Information
- Brand: Western Digital
- Model: SN740
- Part Number / SKU: WD_SN740_256GB_2230
- Storage Capacity: 256GB
- Interface: PCIe Gen4 x4 NVMe
- Form Factor: M.2 2230
- Maximum Read Speed: Up to 4000 MB/s
- Maximum Write Speed: Up to 2000 MB/s
When ordering or requesting compatibility assistance, reference Part Number WD_SN740_256GB_2230 to ensure you receive the correct Western Digital SN740 256GB M.2 2230 PCIe Gen4 NVMe SSD.
Specifications:
| © 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered. | |
| Specifications | |
| Product Code | WD_SN740_256GB_2230 |
| Capacity | 256GB |
| Form Factor | M.2 2230 S3-M |
| Connector | M.2 |
| Sequential Read Performance | 4000MB/s |
| Sequential Write Performance | 2000MB/s |
| Random Read | 240K IOPS |
| Random Write | 470K IOPS |
| Interface | PCIe Gen4 x4, NVMe v1.4b |
| Security | TCG Pyrite |
| Endurance (TBW) | 200 |
| Dimensions (L x W x H) | 30mm x 22mm x 2.38mm |
| Weight | 2.8gms |
| Model Number | SDDPTQD-256G |
| Operating Temperature | 0degreesC to 85degreesC |
| Non-Operating Temperature | -40degreesC to 85degreesC |
| Certifications | Windows HLK, FCC, UL, TUV, KCC, BSMI, VCCI |
| Product Features | A drive that resets expectations in performance with scalable NVMe architecture |
| PCIe Gen4x4 compatibility to provide higher performance with lower power draw | |
| Designed with Western Digital's in-house controller, 3D NAND, and firmware | |

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