WD_Black SN850X NVMe

WD_Black SN850X NVMe

Storage • Western Digital • $ 779.99

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The WD_Black SN850X NVMe is a top-tier PCIe Gen4 solid-state drive designed for gamers, content creators, and professionals who demand uncompromising performance. With a massive 4TB capacity, this M.2 drive offers both speed and space, making it the ultimate storage solution for modern builds.

Unleash Next-Gen Performance

Harnessing the full potential of PCIe Gen4 technology, the SN850X delivers sequential read speeds up to 7,300 MB/s and write speeds up to 6,600 MB/s (for the 4TB model). This translates into lightning-fast game loading, rapid file transfers, and seamless multitasking. Whether you're diving into AAA titles or editing 8K video, the SN850X ensures you never wait.

Built for Gamers and Creators

This drive is engineered with gamers in mind. Its Game Mode 2.0 optimizes performance by pre-loading game assets, reducing load times, and improving overall responsiveness. For content creators, the high sustained write speeds and endurance (up to 2400 TBW) make it ideal for heavy workloads like video rendering and large-scale data processing.

Key Features

  • Massive 4TB Capacity: Store your entire game library, 4K/8K footage, and creative projects without worrying about space.
  • PCIe Gen4 Interface: Achieve blazing speeds up to 7,300 MB/s read and 6,600 MB/s write.
  • NVMe Technology: Low latency and high IOPS for snappy system responsiveness.
  • Advanced Thermal Management: Keeps temperatures in check during intense sessions, ensuring consistent performance.
  • WD_Black Dashboard: Monitor drive health, enable Game Mode, and update firmware easily.

Who Should Buy the WD_Black SN850X?

If you're a hardcore gamer looking to cut load times to near zero, a video editor handling massive files, or a PC enthusiast building a high-end rig, the SN850X is a perfect choice. It's also a great upgrade for PS5 consoles (with heatsink version) to expand storage without sacrificing speed.

Performance That Speaks

In real-world tests, the SN850X consistently outperforms many competitors, offering random read/write speeds of up to 1.2M/1.1M IOPS. Its sustained performance under heavy loads is impressive, making it a reliable workhorse for any demanding application.

Backed by a 5-year limited warranty and Western Digital's reputation for quality, the WD_Black SN850X NVMe is not just a storage device—it's an investment in your computing experience.

Key Specifications

Size: 4TB
Tech: NVMe
Interface: M.2, PCIe Gen. 4.0
Type: Solid State

Detailed Parameters

Type:
NVMe
Capacity:
4TB
PCI Express Version:
4

Where to Buy

Pros

  • Exceptional read/write speeds up to 7,300/6,600 MB/s
  • Massive 4TB capacity for large game libraries and media
  • Game Mode 2.0 optimizes gaming performance
  • High endurance (2400 TBW) for heavy workloads
  • 5-year limited warranty and reliable WD build quality

Cons

  • Requires a PCIe Gen4 slot for full performance; backward compatible with Gen3 but slower
  • Heatsink version may be needed for PS5 or tight spaces
  • Premium price compared to SATA SSDs

Frequently Asked Questions

Is the WD_Black SN850X compatible with the PS5?

Yes, the SN850X is compatible with the PS5, but you should use the heatsink version to ensure proper cooling and fit within the console's expansion slot.

What is the difference between the SN850X and the SN850?

The SN850X offers higher sequential read speeds (up to 7,300 MB/s vs 7,000 MB/s) and introduces Game Mode 2.0, which improves gaming performance by pre-loading data. It also has improved power efficiency.

Does the SN850X require a PCIe Gen4 motherboard?

It is designed for PCIe Gen4, but it will work in PCIe Gen3 slots at reduced speeds (around 3,500 MB/s). For optimal performance, a Gen4 motherboard is recommended.

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