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Overview

Experience next-level speed and reliability with the WD_BLACK SN7100 4TB NVMe SSD, built for gamers, creators, and performance-driven professionals. Featuring blistering Gen4 read/write speeds up to 7,000MB/s, it dramatically reduces load times and boosts system responsiveness. Perfect for gaming PCs, desktops, laptops, and PS5 upgrades.

WD_BLACK 4TB SN7100 NVMe Internal Gaming SSD – Gen4 PCIe M.2 2280, Up to 7000MB/s, High-Performance Solid State Drive for PC, Laptop & PS5 | WDS400T4X0E (New Version)

Model: WDS400T4X0E-00CJA0
Web Code: 19645513
Sold and shipped by | 3.6 seller rating (23 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Upgrade your system with the WD_BLACK SN7100 4TB NVMe SSD, engineered to deliver elite-level speed, massive capacity, and long-term durability for gamers, content creators, and high-performance users. Built with PCIe Gen4 technology, this SSD unleashes read speeds up to 7,000 MB/s, ensuring ultra-fast game loading, instant application startup, and seamless workflow performance.

🔥 Extreme Gen4 Speeds for High Performance

Designed to keep up with today’s most demanding titles and workloads, the SN7100 provides lightning-fast data throughput and minimal latency. Whether you're gaming, rendering, editing, or multitasking, this SSD ensures a next-level responsive experience.

💾 Massive 4TB Storage for Games & Media

Store your full gaming library, 4K video files, creative project assets, and more without worrying about running out of space. With 4TB of NVMe storage, this SSD is perfect for gamers and creators who need both speed and capacity.

🛠️ Optimized for PC, Laptops & PS5

The M.2 2280 form factor allows easy installation in gaming desktops, high-performance laptops, and PlayStation 5 consoles. Enjoy smoother gameplay, faster boot times, and drastically improved overall system performance.

❄️ Advanced Thermal Control & Durability

Built with a durable design and optimized thermal control, it helps maintain peak performance even during long gaming sessions or heavy workloads. Its superior endurance rating ensures years of reliable storage.

📶 New Version – Improved Efficiency & Compatibility

This updated version of the SN7100 delivers improved efficiency, better reliability, and broader compatibility across modern gaming systems and Gen4 motherboards.

⭐ Key Features

Up to 7000 MB/s Read Speeds – Blazing fast load times and responsiveness

4TB NVMe Storage – Perfect for large libraries and creative workloads

PCIe Gen4 x4 Interface – Next-gen performance for modern systems

M.2 2280 Form Factor – Easy installation in desktops, laptops & PS5

New Version (WDS400T4X0E) – Enhanced performance and efficiency

High Endurance & Reliability – Built for heavy gaming and long-term use

NVMe SSD, 4TB SSD, gaming SSD, PCIe Gen4 SSD, M.2 2280 drive, high-speed SSD, WD Black SN7100, internal SSD for PC, PS5 compatible SSD, 7000MB/s SSD, solid state drive for gaming, WD_BLACK SSD

Product Condition
Brand New

Compatibility

Storage Drive Type
Solid State Drive
Internal or External
Internal
Interface
NVMe PCI-e
Form Factor
2.5 in

Features

Wireless
Yes

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders over $5000 (before taxes, fees, and promo codes).

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • British Columbia (Remote)
  • Alberta (Remote)
  • Saskatchewan (Remote)
  • Manitoba (Remote)
  • New Brunswick
  • Nova Scotia
  • Prince Edward Island
  • Newfoundland and Labrador
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Computer components
Return/Exchange Period
30 days
Condition
Unopened

We can only acceept returns that are in their original packaging and do recommend customers check manufacturer's warranties for exclusions.

Learn more about returning a Marketplace product