WD_SN530_256GB specification sheet

Overview:

Western Digital PC SN530 256GB M.2 NVMe SSD (WD_SN530_256GB)
The Western Digital PC SN530 NVMeSSD is designed for a multitude of applications that require both high performance and low power. The device is not only capable of more than three times the read speed over SATA SSDs, but further optimizes the low power consumption level to a mere 5mW.

Equipped with a fully integrated solution including an in-house controller, 96-layer 3D NAND, firmware, and extensive testing, the Western Digital PC SN530 NVMe SSD provides longevity of supply in a robust and reliable design.

Description:

The Western Digital SN530 256GB NVMe SSD delivers a balance of speed, efficiency, and compact design for modern thin computing devices. Built with PCIe Gen3 x4 NVMe architecture and 96-layer 3D NAND, it enables fast system responsiveness, reduced load times, and improved multitasking performance while maintaining extremely low power usage. Its integrated design ensures stable operation across a wide range of mobile and embedded environments, making it suitable for space-constrained systems that require dependable solid-state storage without compromising efficiency.

Features:

Performance and Speed Improvements
Designed for responsive computing, the drive significantly outperforms traditional SATA-based storage and supports high-throughput workloads.

Key performance characteristics include:

• Sequential read speeds up to 2400 MB/s
• Sequential write speeds up to 950 MB/s
• Random read performance up to 170K IOPS
• Random write performance up to 120K IOPS

This makes it suitable for fast boot times, smooth application loading, and efficient data handling in compact systems.

Compact Design and Architecture
The SN530 is built in the M.2 2280 form factor, making it compatible with a wide range of laptops and embedded platforms. Its architecture integrates controller, NAND, and firmware into a single optimized solution, reducing complexity while improving reliability.

This compact engineering approach supports ultra-thin notebook and tablet designs where internal space is limited but performance demands remain high.

Power Efficiency and Reliability
A key advantage of this drive is its low power consumption profile, using as little as 5mW in optimized states. This helps extend battery life in mobile devices while maintaining consistent responsiveness.

The design also incorporates advanced NVMe power management, ensuring efficient energy usage across different workloads and operating conditions.

Compatibility and Application Areas
The Western Digital SN530 is designed for flexible deployment across multiple computing environments, particularly where efficiency and compact storage are essential.

Common use scenarios include:

• Ultra-thin notebooks
• Lightweight tablets
• Embedded computing systems
• IoT and connected devices

Its scalable NVMe design allows manufacturers to integrate it into a variety of modern hardware platforms.

Key Technical Details and Product Identity
Part Number / SKU: WD_SN530_256GB

Additional technical characteristics include:

• Capacity: 256GB
• Form Factor: M.2 2280
• Interface: PCIe Gen3 x4, NVMe v1.4
• Sequential Read: 2400 MB/s
• Sequential Write: 950 MB/s
• Random Read: 170K IOPS
• Random Write: 120K IOPS
• Operating Temperature: 0degrees C to 70degrees C
• Non-Operating Temperature: -55degrees C to 85degrees C
• Endurance: up to 400 TBW (based on higher capacity models)
• Security: SED support
• Certifications: BSMI, CE, FCC, KC, RCM, UKCA, UL, and others

The WD SN530 series is engineered for consistent performance in compact, power-sensitive environments while maintaining strong endurance characteristics.

Specifications: