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Western Digital Black SN850X - 4 TB

Western Digital Black SN850X - 4 TB
  • Readingspeed: 7.300 MB/s, 1.200.000 IOPS
  • Writingspeed: 6.600 MB/s, 1.100.000 IOPS
  • M.2 NVMe
  • PCI Express 4.0 x4
286.10 excl. VAT
 In stock, expected delivery: 4 - 5 working days
  • Wide range of IT related products
  • Low prices
  • Cheap shipping over €400
Klarna pay later and in 3 payments available


The Ultimate X Factor
Strap in for breakneck gaming speeds with the WD_BLACK SN850X NVMe™ SSD. Crush load times and slash throttling, lagging, and model pop-ins for a smooth, fast experience that lets you compete at your absolute peak. This purpose-built gaming drive comes in capacities of 1TB to 4TB, with an optional heatsink on the 1TB and 2TB drives to help sustain top-end performance for more consistent gameplay. With the advanced features of Game Mode 2.0 (Windows® only) plus speeds that approach the limits of the PCIe® Gen4 interface, the WD_BLACK SN850X NVMe SSD delivers top-tier performance to keep you playing, streaming, recording, and dominating the game.

Get the Ultimate Gaming Edge
Insane speeds up to 7,300 MB/s deliver top-tier performance with ridiculously short load times for the elite gaming experience you’ve been waiting for.

Soup Up Your Rig
Extremely low latency loads graphics fast with minimal stutter and lagging for an incredibly smooth, satisfying gaming experience.

More Room for More Games
Today’s A-list titles can take up 200GB or more of storage. A range of capacities from 1TB to 4TB means you get to keep more games at the ready and get into the action fast.

Heatsink for the Win
The WD_BLACK SN850X NVMe™ SSD 1TB and 2TB drives have an optional heatsink version that not only looks awesome but also helps your rig maintain peak performance through the most intense gaming sessions.

Game Mode 2.0
The latest version of Game Mode serves up even more PC performance-boosting features like load prediction to ready game assets for fast in-game loading.

Near-Max PCIe® Gen4 Speeds
The WD_BLACK SN850X NVMe™ SSD delivers output approaching the limits of the PCIe® Gen4 interface to help you get ultra-fast performance out of your storage and system components.


Western Digital Black
Product number:
Product number manufacturer:

Environmental conditions

Operating vibration tolerance:
0 - 85 °C
Storage temperature range (T-T):
-40 - 85 °C

Physical characteristics

2.38 mm

Storage media

PCI Express 4.0
NVM Express (NVMe) supported:
NVM Express (NVMe) version:
6600 MB/s
Random read (4KB):
1200000 IOPS
Random write (4KB):
1100000 IOPS
Read speed:
7300 MB/s
SSD storage capacity:
4000 GB
Storage media type:
Internal SSD
TBW rating:

Weight & dimensions

80 mm
7.5 g
22 mm


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