Western Digital Black SN850 SSD Review

WD_BLACK 2TB SN850 NVMe SSD for PS5 Consoles Solid State Drive with Heatsink - Gen4 PCIe, M.2 2280, Up to 7,000 MB/s - WDBBKW0020BBK-WRSN

WD_BLACK 2TB SN850 NVMe SSD for PS5 Consoles Solid State Drive with Heatsink - Gen4 PCIe, M.2 2280, Up to 7,000 MB/s - WDBBKW0020BBK-WRSN

 out of stock
Amazon.com
as of February 7, 2026 12:46 am

Features

  • Officially licensed M.2 SSD for PlayStation 5 consoles (For PlayStation 5 firmware compatibility, please visit SN850 HS PS5 page on WD_BLACK site.).date transfer rate:7000.0 megabytes_per_second.Specific uses: Gaming
  • All-in-one heatsink SSD design installs easily in the M.2 expansion slot
  • Hold up to 50 games with up to 2TB of added storage (Number of games based on a 36GB average per game. The number of games will vary based on file size, formatting, other programs, and factors. 1GB = 1 billion bytes and 1TB = one trillion bytes. Actual user capacity may be less depending on operating environment.)
  • PCIe Gen4 technology with read speeds up to 7000MB/s and write speeds up to 5300MB/s (1TB model) for a seamless gameplay experience (1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors.)
  • Store and play PS5 compatible games directly from drive

The Western Digital Black SN850 is a high-end NVMe SSD designed for gamers and professionals seeking top-tier storage performance. In this review, we’ll delve into its specifications, design, performance, and overall value.

Specifications

  • Capacity Options: 500GB, 1TB, and 2TB
  • Interface: NVMe PCIe 4.0 x4
  • Sequential Read Speed: Up to 7,000 MB/s
  • Sequential Write Speed: Up to 5,300 MB/s
  • Random Read IOPS: Up to 1,000,000 IOPS
  • Random Write IOPS: Up to 720,000 IOPS
  • Warranty: 5 years

Design and Build Quality

The WD Black SN850 has a sleek, understated design with a black and gray heatsink. It’s built with quality in mind, featuring a robust construction that ensures both durability and heat dissipation, crucial for sustained high performance.

Performance

Speed and Responsiveness

The SN850 is a speed demon, with sequential read speeds of up to 7,000 MB/s and sequential write speeds of up to 5,300 MB/s. This translates to lightning-fast data access, reducing load times in games and accelerating data-intensive tasks.

PCIe 4.0 Advantage

Support for PCIe 4.0 ensures compatibility with the latest motherboards, allowing you to take full advantage of its high bandwidth. However, it’s also backward compatible with PCIe 3.0, making it usable on older systems.

Gaming and Multitasking

With its exceptional random read and write speeds, this SSD excels in gaming and multitasking scenarios. It handles large game files and applications effortlessly, while also improving system responsiveness.

Software

Western Digital offers the WD Black Dashboard software, which allows users to monitor drive health, optimize performance, and customize RGB lighting (applicable to the SN850 model with an RGB heatsink).

Pricing

While not the most budget-friendly SSD, the SN850’s price is competitive considering its performance and features. It’s a solid investment for gamers and professionals who prioritize speed and reliability.

Pros

  • Exceptional read and write speeds
  • PCIe 4.0 support for modern systems
  • Reliable and durable build
  • Efficient heat dissipation
  • Competitive pricing

Cons

  • Noisy under heavy load (depends on the model and configuration)
  • RGB lighting model might not be to everyone’s taste

Conclusion

The Western Digital Black SN850 is a high-performance NVMe SSD that doesn’t disappoint. Its impressive read and write speeds, PCIe 4.0 support, and reliability make it an excellent choice for gamers and professionals who demand the best. Just be aware of potential noise issues under heavy loads if your PC is particularly quiet.

Note: Prices and availability may vary, so it’s recommended to check current pricing and reviews before making a purchase.

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