Product details
Long load times are finally a thing of the past thanks to next-generation PCIe Gen4 technology. Upgrade your system with RGB lighting, an optional heatsink, and up to 2TB of capacity.
WORLD-CLASS PERFORMANCE
Get the ultimate speed with the WD_BLACK SN850 NVMe SSD with premium PCIe Gen4 technology for your PC or laptop-so you won't be left behind in next-generation gaming.
NEW DIMENSION IN SPEED.
You wanted speed. We took it up a notch. The WD_BLACK SN850 NVMe SSD reaches blazing read speeds of up to 7,000 MB/s and 5,300 MB/s write speeds. So you'll be in the game faster, with 1,000,000 IOPS for a smooth, responsive and powerful gaming experience.3
LIGHT UP YOUR STATION WITH RGB (heatsink models only)
Optimize your gaming PC with fully customizable RGB lighting controlled via WD_BLACK Dashboard software (download for Windows only).
MORE STORAGE, MORE GAMING FUN
With up to 2TB1 capacity, the WD_BLACK SN850 NVMe SSD gives you plenty of room to store your favorite games-and fit in the next big title, too.
YOUR ENEMY WILL BE SLOWER - YOU WON'T (heatsink models only)
Outstanding performance is best served cool: The WD_BLACK SN850 NVMe SSD comes in an optional heatsink model so your PC won't kick out when you're in the middle of a game (heatsink models only).
OPTIMIZED WITH THE WD_BLACK DASHBOARD
The downloadable WD_BLACK Dashboard provides comprehensive control. You can monitor drive status and use Gaming Mode to keep you playing at peak performance.
A WHOLE PACKAGE OF PERFORMANCE
Featuring a lightweight, slim and compact M.2 2280 form factor for a smooth gaming environment.
MADE FOR GAMING
Featuring Western Digital 3D NAND for reliability and durability for professional performance.
| SSD type | M.2 SSD |
| Interface | PCIe 4.0 |
| Protocol | NVMe |
| Write transfer speed | 5100 MB/s |
| Read transfer speed | 7000 MB/s |
| Max. random 4K read | 1000000 IOPS |
| Max. random 4K write | 710000 IOPS |
| Item number | 15720645 |
Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «SSD» category have a defect within the first 24 months?
Source: Galaxus- 8.Kingston0,7 %
- 9.Seagate0,8 %
- 9.WD0,8 %
- 11.Corsair0,9 %
- 11.Intenso0,9 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- 13.Kingston2 days
- 13.SanDisk2 days
- 13.WD2 days
- 18.Kioxia3 days
- 18.Silicon Power3 days
Return rate
How often is a product of this brand in the «SSD» category returned?
Source: Galaxus- 9.Verbatim2 %
- 10.Team Group2,2 %
- 11.WD2,3 %
- 12.Innovation IT2,4 %
- 13.Crucial2,5 %
The WD_Black SN850 still offers very good performance, but has now been overtaken by the competition.
- Competitive performance
- Large, fast-recovering dynamic SLC cache
- Attractive design
- Software package
- 5-year warranty
- Can get hot under heavy load
- Outstanding performance ...
- Heat sink
- ... which has its price
The M.2 SSD Western Digital WD_Black SN850 2TB delivers outstanding performance values in the test. In terms of both read and write transfer rates, it shows what is possible among NVMe SSDs. So much power comes at a price, but measured against the performance, that's okay.
Now we are cautious with the superlative of the fastest SSD, because this attribute is quite relative, especially since no SSD has ever been ahead in all tests. However, our practical tests confirm the speed advantage suggested by the somewhat higher data rates in the data sheet...