Description

Western Digital Black SN850X NVMe SSD 4TB – Gen4 PCIe, M.2 2280, High-Speed Gaming Drive (WDS400T2X0E)

Overview

The WD Black SN850X NVMe SSD 4TB (model WDS400T2X0E) is a high-performance PCIe Gen4 NVMe SSD designed for elite gamers, content creators, and power users. Offering blazing-fast speeds, ultra-low latency, and up to 4TB of high-capacity storage, this drive delivers the responsiveness and load times required for next-gen gaming and demanding workflows. Optimized for PCIe Gen4 platforms, the SN850X ensures peak performance on supported motherboards and gaming rigs.

Key Specifications

• Capacity: 4TB
• Interface: PCIe Gen4 x4, NVMe 1.4
• Form Factor: M.2 2280
• Sequential Read Speed: Up to 7,300 MB/s
• Sequential Write Speed: Up to 6,600 MB/s
• Random Read (4K IOPS): Up to 1,200,000
• Random Write (4K IOPS): Up to 1,100,000
• Endurance (TBW): 2,400 TB
• Controller: WD proprietary controller optimized for gaming

Performance Features

• PCIe Gen4 Technology: Utilizes the latest NVMe 1.4 protocol for ultra-fast data transfer
• WD Black Dashboard Support: Real-time monitoring, firmware updates, and gaming mode control
• Low Latency Architecture: Reduces system delays for better in-game performance
• Thermal Management: Advanced thermal control avoids performance drops during intense usage

Compatibility

• Operating System Support: Windows® 11, Windows® 10, Linux®
• Motherboards: Compatible with most desktops and laptops that support M.2 PCIe Gen4 slots
• Backwards Compatible: With PCIe Gen3 (reduced performance)

Why Choose the WD Black SN850X 4TB NVMe Gen4 SSD?

• Massive 4TB capacity ideal for large game libraries, media storage, and professional apps
• Top-tier PCIe Gen4 speed with read speeds up to 7,300 MB/s for extreme responsiveness
• Designed for next-gen gaming systems, low latency and high reliability
• Supports Game Mode 2.0 for consistent high performance