WD_Black SN7100 4TB NVMe SSD – Gen4 PCIe, M.2 2280, Up to 7,000 MB/s Read Speed, Up to 6,700 MB/s Write Speed, Next Gen TLC 3D NAND, for Laptops, Handheld Gaming Devices – WDS400T4X0E

Price: $839.990 - $656.60
(as of Jan 27, 2026 14:03:34 UTC – Details)

HIGH-OCTANE GAMING. Experience speeds up to 7,250MB/s read and 6,900MB/s write (1-2TB models), with up to 35% faster performance than previous generation.
PURPOSE-BUILT. Designed for serious on-the-go gamers, with a PCIe Gen4 interface and SANDISK’s next generation TLC 3D NAND.
MORE SPACE FOR FAVORITES AND NEW TITLES. Available in multiple capacities up to 4TB, upgrade to an SSD that gives you tons of storage.
MORE TIME TO CLEAR THAT CHECKPOINT. Built with laptops and handheld gaming devices in mind, with up to 100% more power efficiency over the previous generation. DO MORE WITH DASHBOARD. Ensure your drive is optimized for prime performance with the downloadable WD_BLACK Dashboard (Windows only).
AMPLIFY YOUR CONTENT. Up to 2,400TBW endurance (4TB model) for gameplay streaming, speedrun captures, or creating with the latest game engines.
POWERED BY SANDISK: The WD_BLACK, WD Blue, and WD Green flash products are manufactured by Sandisk Technologies, Inc. or its affiliates and distributed under license from Western Digital Corporation.