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WD Black PCIe NVMe 256GB SSD

  • Sequential Read - 2,050 MB/s
  • Sequential Write - 700/800 MB/s
  • M.2 design
  • 5-year limited warranty

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QuickFind: 771458

Mfr part code: WDS256G1X0C

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    WD Black PCIe NVMe 256GB SSD Product Description

    Unleashed performance for a new level of computing

    Featuring sequential read speeds up to 2050 MB/s, WD Black PCIe SSD delivers speeds more than three times faster than a SATA SSD for your high-end computing needs. Boot your system fast, launch games quickly, and multitask with ease with a WD Black PCIe SSD.

    Thermal and power management

    Equipped with comprehensive thermal throttling & power management algorithms, WD Black PCIe SSDs are designed to help prevent overheating, preserve your data, and maintain consistent high performance in a power efficient manner.
    Leading-edge reliability

    With 1.75M hours MTTF (Mean Time To Failure), a WD Black PCIe SSD can help store data for years to come. WD Black PCIe solid state drives also use several leading error-correction technologies to help prevent data loss and provide lasting reliability.
    M.2 design ideal for desktops and small form-factor PCs

    With a thin, single-sided M.2 2280 design, the WD Black PCIe SSD is perfect for Tower desktop chassis as well as small form-factor, high-performance PCs. 5-year limited warranty and WD F.I.T. Lab certified

    Tested in the WD F.I.T. Lab for compatibility, WD Black PCIe SSDs are certified to work with a wide range of high-performance PC configurations and motherboards. And with a 5-year limited warranty, you get reliable storage for the long haul.

    Downloadable WD SSD Dashboard and Acronis software

    Monitor your drive's available capacity, operating temperatures, SMART attributes and more with the WD SSD Dashboard. Acronis® True Image™ WD Edition software, available as a free download, can clone drives and backup your operating system, applications, settings and all of your data.

    • Sequential Read - 2,050/2,050 MB/s
    • Sequential Write - 700/800 MB/s
    • Random Read [4KB] - 170/170 IOPS 
    • Random Write [4KB] - 130/134 IOPS

    Technical Specifications


    Device Type Solid state drive - internal
    Capacity 256 GB
    Form Factor M.2 2280
    Interface PCI Express 3.0 x4 (NVMe)
    Width 22 mm
    Depth 80 mm
    Height 2.23 mm
    Weight 7.2 g


    SSD Endurance 80 TB
    Drive Transfer Rate 800 MBps (external)
    Internal Data Rate 2050 MBps (read) / 700 MBps (write)
    4KB Random Read 170000 IOPS
    4KB Random Write 130000 IOPS


    MTBF 1,750,000 hours

    Expansion & Connectivity

    Interfaces 1 x PCI Express 3.0 x4 (NVMe) - M.2 Card
    Compatible Bay M.2 2280


    Power Consumption 135 mW (active)

    Software & System Requirements

    Software Included WD SSD Dashboard


    Compliant Standards UL, TUV, VCCI, BSMI, FCC, KC

    Manufacturer Warranty

    Service & Support Limited warranty - 5 years

    Environmental Parameters

    Min Operating Temperature 0 °C
    Max Operating Temperature 70 °C
    Min Storage Temperature -55 °C
    Max Storage Temperature 85 °C
    Shock Tolerance (operating) 1500 g @ 0.5 ms half-sine pulse
    Vibration Tolerance (operating) 5 g @ 10-2000 Hz
    Vibration Tolerance (non-operating) 4.9 g @ 7-800 Hz

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