Product details
The Western Digital Ultrastar DC SN640 is a powerful SATA SSD specifically designed for use in servers and workstations. With a storage capacity of 3.2 TB, it provides ample space for large amounts of data and applications. The SSD utilizes NVMe technology over a PCIe interface, resulting in impressive read and write speeds of up to 3100 MB/s and 1800 MB/s, respectively. This high performance makes it ideal for data-intensive applications that require fast access times. The Ultrastar DC SN640 is also equipped with advanced security features, including AES encryption and password protection, to ensure the integrity and confidentiality of stored data. With a compact 2.5-inch form factor and a height of just 7 mm, it is versatile and fits into a variety of systems.
- Maximum random 4k read performance of 468,000 IOPS
- Maximum random 4k write performance of 115,000 IOPS
- TLC NAND flash technology for improved performance and durability
- Energy efficient with a power consumption of only 12 watts under load
- Supports AES encryption for enhanced data security.
SSD type | SATA SSD |
Interface | PCIe |
Protocol | NVMe |
Write transfer speed | 1800 MB/s |
Read transfer speed | 3100 MB/s |
Max. random 4K read | 468000 IOPS |
Max. random 4K write | 115000 IOPS |
Item number | 15643021 |
SSD type | SATA SSD |
Form factor | 2.5" |
Storage capacity | 3200 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 | 468000 IOPS |
Max. random 4K write | 115000 IOPS |
SSD Features | AES encryption, Password protected |
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 |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «SSD» category have a defect within the first 24 months?
Source: Digitec Galaxus- 9.Gigabyte0.7 %
- 9.Kingston0.7 %
- 9.WD0.7 %
- 12.Crucial0.8 %
- 12.Emtec0.8 %
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: Digitec 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: Digitec Galaxus- 14.Lexar2.2 %
- 14.Verbatim2.2 %
- 16.WD2.4 %
- 17.Crucial2.6 %
- 18.Corsair2.9 %