WD Ultrastar DC SN640
6400 GB, 2.5"Product details
The Ultrastar NVMe series SSDs are as fast as today's business demands. These SSDs enable faster intelligence and quicker access to critical data, meeting the growing digital requirements of your business applications. The Ultrastar DC SN200 delivers extreme performance and ultra-low latency for top-tier enterprise storage. It elevates the system throughput of hyper-converged infrastructures to a higher level and supports the scaling of online transaction processing. The Essential NVMe drives, Ultrastar DC SN640 and DC SN630, provide low latency and higher bandwidth for a seamless transition from SATA SSDs in mixed-use and read-intensive applications. This high throughput and low latency deliver exceptional performance for deeper insights and faster results for today's data-intensive applications. The Ultrastar DC SN340 offers an energy-efficient, cost-optimized solution for very read-intensive applications and warm storage.
SSD type | SATA SSD |
Interface | PCIe |
Protocol | NVMe |
Write transfer speed | 1800 MB/s |
Read transfer speed | 3100 MB/s |
Max. random 4K read | 469000 IOPS |
Max. random 4K write | 116000 IOPS |
Item number | 14250569 |
SSD type | SATA SSD |
Form factor | 2.5" |
Storage capacity | 6400 GB |
Interface | PCIe |
Protocol | NVMe |
Read transfer speed | 3100 MB/s |
Write transfer speed | 1800 MB/s |
Memory type (NAND) | TLC |
Max. random 4K read | 469000 IOPS |
Max. random 4K write | 116000 IOPS |
Storage Cooling | without heatsink |
SSD Features | AES encryption |
Power consumption (standby) | 5 W |
Power consumption | 12 W |
Manufacturer commitment | SBTi |
CO₂-Emission | |
Climate contribution |
Length | 10.05 cm |
Width | 6.99 cm |
Height | 0.70 cm |
Weight | 95 g |
Product Safety |
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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- 9.Gigabyte0,7 %
- 9.Kingston0,7 %
- 9.WD0,7 %
- 12.Crucial0,8 %
- 12.Emtec0,8 %
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- 14.SanDisk2 days
- 16.Seagate3 days
- 16.Synology3 days
- 16.WD3 days
- 19.Samsung4 days
Return rate
How often is a product of this brand in the «SSD» category returned?
Source: Galaxus- 14.Lexar2,2 %
- 14.Verbatim2,2 %
- 16.WD2,4 %
- 17.Crucial2,6 %
- 18.Corsair2,9 %