Overview

The WDS400T5B0E is the 4TB model of the Western Digital Blue SN5100 NVMe SSD. Launched in August 2025, this PCIe Gen 4.0 drive is designed as a high-capacity, budget-to-mainstream solution for creators and professionals, particularly those using AI-enabled workflows.

 

Specifications

Model Number:  WDS400T5B0E

Brand:  Western Digital

Alt Part Number(s):  WDS400T5B0E

Product Type:  Solid State Drive

Technical Description

Brand:  Western Digital

Model Number:  WDS400T5B0E

Series:  Blue SN5100

Capacity:  4TB

HD Interface:  PCIe Gen 4.0 ×4 (NVMe)

Maximum Sequential Read:  Up to 6900 MB/s

Maximum Sequential Write:  Up to 6700 MB/s

4KB Random Read:  900,000 IOPS

4KB Random Write:  1,100,000 IOPS

Form Factor:  M.2 2280

Height:  0.1"

Width:  0.9"

Depth:  3.1"

*Product descriptions, images, and part numbers are subject to change and may not accurately reflect manufacturer product alterations. For the latest and most precise information, kindly refer to the manufacturer's website and use the item's manufacturer part number.