Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Technical details | |
| Device type | SSD |
| Weight & dimensions | |
| Weight | 30.4 g |
| Height | 10.4 mm |
| Width | 24.3 mm |
| Depth | 80 mm |
| Operational conditions | |
| Storage temperature (T-T) | -40 - 85 °C |
| Operating temperature (T-T) | 0 - 85 °C |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | 0 °C |
| Other features | |
| Product family | WD_Black |
| Warranty period | 5 year(s) |
| Features | |
| Drive capacity | 4 TB |
| Interface | PCI Express 4.0 |
| Data transfer rate | 4 Gbit/s |
| Read speed | 7300 MB/s |
| Write speed | 6600 MB/s |
| S.M.A.R.T. support | ![]() |
| Windows operating systems supported | Windows 10, Windows 11 |
| Random write (4KB) | 1100000 IOPS |
| Random read (4KB) | 1200000 IOPS |
| Component for | PC |
| Hardware encryption | ![]() |
| PCI Express interface data lanes | x4 |
| End-to-End Data Protection | ![]() |
| TBW rating | 2400 |
| SSD form factor | M.2 |
| NVMe | ![]() |
| NVMe version | 1.4 |
| EAN | 0718037901480 |
| Warranty | 1 year |
The WD_BLACK SN850X is an internal solid-state drive leveraging the PCIe Gen4 x4 interface, designed for high-demand environments like competitive gaming and professional workstations. Utilizing advanced TLC 3D NAND technology, this M.2 2280 drive provides sequential reading speeds up to 7300 MB/s and writing speeds up to 6600 MB/s. These performance metrics facilitate rapid loading of large files, complex applications, and expansive game worlds.
Sustained performance under heavy load is managed by an integrated heatsink, which helps maintain optimal operating temperatures during extended use. The drive is specified with an endurance rating of 2400 TBW (Terabytes Written), providing robust longevity for frequent data writing tasks. The substantial 4TB capacity allows users to consolidate extensive libraries of games and large media projects onto a single, high-speed storage device.
Key Features:- Storage capacity of 4000 GB
- Interface utilizes PCIe Gen4 x4 connectivity
- Sequential read speed up to 7300 MB/s
- Sequential write speed up to 6600 MB/s
- M.2 2280 form factor
- Integrated heatsink included for thermal management
- Endurance rating of 2400 TBW
- Utilizes TLC 3D NAND technology
- Supports NVMe specification version 1.4
- Supports TCG Opal 2.01 security protocols
- Random read performance up to 1,200,000 IOPS
- Random write performance up to 1,100,000 IOPS
Estimated delivery: 06.01 - 12.01
Today: 10:00 - 18:00
Estimated delivery: 06.01 - 12.01
Today: 09:00 - 17:00
Estimated delivery: 06.01 - 12.01
Today: 10:00 - 17:00
Estimated delivery: 06.01 - 12.01
Today: 10:00 - 18:00
Estimated delivery: 06.01 - 12.01
Today: 10:00 - 17:00
Estimated delivery time: 06.01 - 12.01
Estimated delivery time: 07.01 - 12.01
Estimated delivery time: 06.01 - 11.01
Estimated delivery time: 07.01 - 12.01
Estimated delivery time: 07.01 - 11.01
Estimated delivery time: 06.01 - 12.01
Estimated delivery time: 06.01 - 12.01
Estimated delivery time: 07.01 - 11.01
- leaflet (English)


