Skip to main content
  • $859.99
  • Free 60-day Returns
  • Limit 5 per customer.
    Sold by NeweggBusiness

    Shipped by NeweggBusiness

    4TB* WD_BLACK™ SN8100 PCIe® 5.0x4 NVMe™ M.2 SSD - WDS400T1X0M-00CMT0

    • Item #: 9B-20-250-280
    • Mfr. Part #: WDS400T1X0M-00CMT0
    • UNSPSC: 43201830
    • 1TB
    • 1TB w/ Heatsink
    • 2TB
    • 2TB w/ Heatsink
    • 4TB
    • 4TB w/ Heatsink
    • 8TB
    • 8TB w/ Heatsink
    • EXPERIENCE PCIe® Gen 5. Drastically enhance your gaming and content creation experience with this PCIe® Gen 5.0x4 NVMe™ M.2 SSD.
    • BREAKNECK SPEEDS. Your drive reaches sequential read speeds up to an astonishing 14,900MB/s**, sequential write speeds up to 14,000MB/s**, and over 2,300,000 IOPS** of random performance (2TB-4TB* models).
    • ADVANCED RELIABILITY. Our latest TLC 3D CBA NAND technology helps ensure your experience is exquisite, no matter if you’re gaming or working.
    • AN INDUSTRY-LEADER IN POWER EFFICIENCY. Enjoy over 100% more power efficiency than PCIe® Gen4.*** Plus, run your machine at optimal performance with an average operating power of 7W** or under.
    • ENDURANCE FOR YOUR WORKLOAD. Up to 2,400 TBW† (4TB* model) endurance means your machine can handle even the most intense tasks.
    • ROOM FOR REVOLUTION. Hold your biggest projects and still have room for OS updates, models for AI-powered applications, and your game library thanks to immense capacities up to 4TB.
    +
    +
    Overview
    Specs
    Reviews (11)
    M01
    M02
    M03

    WD_BLACK SN8100 NVMe SSD

    Merchant Video

    Legal Disclaimers

    (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

    (2) 1MB/s = 1 million bytes per second. IOPS = input/output operations per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors.

    (3) TBW (terabytes written) values calculated using JEDEC client workload (JESD219) and vary by product capacity.

    (4) Over 100% more power efficient than 2TB WD_BLACK SN850X NVMe SSD.

    Sandisk and the Sandisk logo are registered marks or marks of the Sandisk Corporation or its affiliates in the U.S. and/or other countries. The NVMe word mark is a mark of NVM Express, Inc. PCIe is a registered mark of PCI-SIG. Windows and Microsoft are registered marks of the Microsoft group of companies. All other marks are the property of their respective owners. Product specifications subject to change without notice. Pictures shown may vary from actual products.

    2025 SanDisk Corporation or its affiliates. All rights reserved.

    M01_MB
    M02
    M03_MB

    WD_BLACK SN8100 NVMe SSD

    Merchant Video

    Legal Disclaimers

    (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.

    (2) 1MB/s = 1 million bytes per second. IOPS = input/output operations per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors.

    (3) TBW (terabytes written) values calculated using JEDEC client workload (JESD219) and vary by product capacity.

    (4) Over 100% more power efficient than 2TB WD_BLACK SN850X NVMe SSD.

    Sandisk and the Sandisk logo are registered marks or marks of the Sandisk Corporation or its affiliates in the U.S. and/or other countries. The NVMe word mark is a mark of NVM Express, Inc. PCIe is a registered mark of PCI-SIG. Windows and Microsoft are registered marks of the Microsoft group of companies. All other marks are the property of their respective owners. Product specifications subject to change without notice. Pictures shown may vary from actual products.

    2025 SanDisk Corporation or its affiliates. All rights reserved.

    Overview

    The WD_BLACK SN8100 is a 4TB internal solid state drive for consumer systems. Its PCIe® Gen 5.0x4 NVMe interface, high sequential speeds, and 4TB capacity support gaming, content creation, large projects, operating system updates, AI application models, and game libraries.


    Key Features

    • 4TB capacity for large projects and game libraries
    • PCIe® Gen 5.0x4 interface with NVMe protocol
    • Up to 14,900 MBps sequential read and 14,000 MBps sequential write
    • Up to 2,300,000 IOPS 4KB random read and 2,400,000 IOPS 4KB random write
    • 4GB DRAM cache and TLC 3D CBA NAND technology

    Performance

    The drive delivers up to 14,900 MBps sequential read speeds and up to 14,000 MBps sequential write speeds. Random performance reaches up to 2,300,000 IOPS for 4KB random read and up to 2,400,000 IOPS for 4KB random write. Active power consumption is 6.5W for read and 7.0W for write.


    Design

    The SSD uses an M.2 2280 form factor and is supplied without a heatsink. Dimensions are 80mm wide, 22mm deep, and 2.38mm high, with a weight of 7.5g.


    Connectivity & Compatibility

    The internal SSD uses a PCI-Express 5.0 x4 interface and NVMe protocol in an M.2 2280 form factor. It is specified for consumer use.


    Reliability & Durability

    The drive is rated for up to 2,400TB written and has an MTTF of 1,750,000 hours. Operating temperature is 32°F to 185°F (0°C to 85°C), while storage temperature is -40°F to 185°F (-40°C to 85°C). Maximum shock resistance is 1,500G @0.5 ms half sine. Operating vibration is 5 gRMS, 10-2000 Hz, 3 axes; non-operating vibration is 4.9 gRMS, 7-800 Hz, 3 axes.


    Specifications

    • Brand: Western Digital
    • Model: WDS400T1X0M-00CMT0
    • Device Type: Internal Solid State Drive (SSD)
    • Capacity: 4TB
    • Form Factor: M.2 2280
    • Interface: PCI-Express 5.0 x4
    • Protocol: NVMe
    • Cache: 4GB DRAM
    • Max Sequential Read: Up to 14900 MBps
    • Max Sequential Write: Up to 14000 MBps
    • 4KB Random Read: Up to 2,300,000 IOPS
    • 4KB Random Write: Up to 2,400,000 IOPS
    • Terabytes Written (TBW): 2400TB
    • MTTF: 1,750,000 Hours
    • HeatSink: without HeatSink
    • Power Consumption (Idle): Sleep (PS4): 5 mW
    • Power Consumption (Active): 6.5W Read / 7.0W Write
    • Height: 2.38mm
    • Width: 80mm
    • Depth: 22mm
    • Weight: 7.5g

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): 5 years
    • Limited Warranty period (labor): 5 years

    Return Policies

      We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product to 60 days.
    • Return for refund within: 60 days
    • Return for replacement within: 60 days
    • Restocking Fee: Yes
    • This item is covered by NeweggBusiness.com's Iron Egg Guarantee Return Policy.
    • Read full return policy for details.
    LOADING...
    LOADING...