2 Item Combo
    $1,379.96
    $2,199.96
    Combo Savings: $820.00 (37%)
    In stock. Limit 1 per customer.
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WD_BLACK 4TB SN850X NVMe Internal Gaming SSD Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,300 MB/s - WDS400T2X0E AMD Ryzen 7 9850X3D - Ryzen 7 9000 Series 8-Core 5.6GHz - Socket AM5 120W - AMD Radeon Graphics Desktop Processor - 100-100

Internal SSDs
Desktop CPU Processor
  • TRANSFORM YOUR PC. Get top-tier performance and ridiculously short load times for your gaming PC or workstation with insane speeds up to 7,300 MB/s (2)
  • MORE ROOM, MORE GAMES. Capacities up to 8TB (1) built with Western Digital TLC 3D NAND, means you get to download more games — and stop deleting your favorites.
  • HEATSINK FOR THE WIN. All capacities have an optional heatsink version to help maintain peak performance through your most intense gaming sessions.
  • DO MORE WITH DASHBOARD. The downloadable WD_BLACK Dashboard (Windows only) monitors your drive’s health, lets you customize your RGB lighting (heatsink versions only), and can automatically detect games to turn on Game Mode 2.0.
  • FUTURE-FORWARD FEATURES. The WD_BLACK SN850X boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management (ATM).
  • Introduced at CES 2026
  • Unlock the ultimate gaming advantage with the AMD Ryzen 7 9850X3D. Powered by 2nd-gen AMD 3D V-Cache technology, it delivers lower latency and faster gaming performance.
  • 8 cores and 16 threads built on the AMD Zen 5 architecture
  • Up to 5.6 GHz max boost, unlocked for overclocking
  • 96MB L3 cache and 8MB L2 cache, DDR5-5600 support
  • Socket AM5 platform with PCIe 5.0 support on select motherboards
  • Cooler not included
Overview
Specs
Reviews
WD_BLACK 4TB SN850X NVMe Internal Gaming SSD Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,300 MB/s - WDS400T2X0E