Western Digital Solid State Drive SN850X 4 TB PCIe Gen4 x4 NVMe

WD Black SN850X M.2 4000 GB PCI Express 4.0 NVMe, WDS400T2X0E

4 TB, M.2, PCIe Gen4 x4, NVMe

The Ultimate Factor X
Get ready for blazing gaming speeds with the WD_BLACK SN850X NVMe™ SSD. Reduce load times and minimize throttling, latency, and texture pop-in to enjoy smoothness and speed that let you compete at the highest level. This gamer-focused drive is available in capacities from 1TB to 4TB, with an optional heatsink in the 1TB and 2TB models, which helps maintain peak performance for more consistent gameplay. Thanks to advanced Game Mode 2.0 features (Windows® only) and speeds approaching the limits of the PCIe® Gen4 interface, the WD_BLACK SN850X NVMe SSD delivers top-tier performance so you can game, stream, record, and dominate in-game.
Gain the ultimate edge in gaming
Stunning speeds up to 7,300 MB/s deliver top-of-the-line performance with insanely short load times for an elite gaming experience you've been waiting for.
Boost your rig
Extremely low graphics load times happen quickly, with minimal stutter and latency, delivering an incredibly smooth and satisfying gaming experience.
More space for more games
Today's A-list titles can take 200GB or more. A range of capacities from 1TB to 4TB means you can have more games at hand and jump into action quickly.
Cooling for peak performance
The WD_BLACK SN850X NVMe™ SSDs in 1TB and 2TB configurations have an optional radiator version that not only looks great but also helps maintain peak performance during the most intensive gaming sessions.
Game Mode 2.0
The latest release of Game Mode offers even more features to boost PC performance, such as load forecasting to prepare game resources for fast in-game loading.
PCIe Gen4 near-max speeds
The WD_BLACK SN850X NVMe™ SSD delivers performance approaching the limits of the PCIe® Gen4 interface to help you achieve ultra-fast performance from your storage and system components.

Specification for WDS400T2X0E
Features Component for PC Hardware encryption No Interface PCI Express 4.0 NVMe Yes PCI Express data lanes x4 Random read (4KB) 1,200,000 IOPS Random write (4KB) 1,100,000 IOPS Read speed 7300 MB/s SSD capacity 4 TB SSD form factor M.2 TBW rating 2400 Supported Windows operating systems Windows 10/Windows 11/Windows 8.1 Write speed 6600 MB/s
Operating conditions Maximum operating temperature 85 °C Minimum operating temperature 0 °C Operating temperature (T-T) 0 - 85 °C Storage temperature (T-T) -40 - 85 °C
Package dimensions Depth (packaging, cm) 8 cm Gross weight (packaging, kg) 0.01 kg Height (packaging, cm) 0.24 cm Width (packaging, cm) 2.2 cm
Product dimensions Net weight (product, kg) 0.007 kg Product depth 8 cm Product height 0.24 cm Product width 2.2 cm Brand name Western Digital

Specification for WDS400T2X0E

Features

• Component for: PC
• Hardware encryption: No
• Interface: PCI Express 4.0
• NVMe: Yes
• PCI Express data lanes: x4
• Random read (4KB): 1,200,000 IOPS
• Random write (4KB): 1,100,000 IOPS
• Read speed: 7300 MB/s
• SSD capacity: 4 TB
• Form factor: M.2
• TBW rating: 2400
• Supported Windows operating systems: Windows 10/Windows 11/Windows 8.1
• Write speed: 6600 MB/s

Operating conditions

• Maximum operating temperature: 85 °C
• Minimum operating temperature: 0 °C
• Operating temperature (T-T): 0 - 85 °C
• Storage temperature (T-T): -40 - 85 °C

Package dimensions

• Depth (packaging, cm): 8 cm
• Gross weight (packaging, kg): 0.01 kg
• Height (packaging, cm): 0.24 cm
• Width (packaging, cm): 2.2 cm

Product dimensions

• Net weight (product, kg): 0.007 kg
• Product depth: 8 cm
• Product height: 0.24 cm
• Product width: 2.2 cm

• Brand name: Western Digital