WD Ultrst DC SN640 SFF-7 PCIe
960 GB, 2.5"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 960 GB, it provides ample space for extensive data and applications. The SSD utilizes the PCIe interface and offers impressive read and write speeds of up to 3000 MB/s and 1100 MB/s, respectively, enabling fast data processing and transfer. The use of TLC NAND technology ensures high reliability and performance, while AES encryption provides additional security for sensitive data. With a compact 2.5-inch form factor and a weight of only 95 grams, the Ultrastar DC SN640 is a flexible solution for various system configurations.
- Maximum random 4K read performance of 413,000 IOPS
- Maximum random 4K write performance of 44,000 IOPS
- Low power consumption in standby mode of 5 watts
- Supports NVMe protocol for enhanced performance
- Robust design with a 2.5-inch form factor.
Protocol | NVMe |
Read transfer speed | 3000 MB/s |
Write transfer speed | 1100 MB/s |
Max. random 4K read | 413000 IOPS |
Max. random 4K write | 44000 IOPS |
Item number | 15643022 |
Manufacturer | WD |
Category | SSD |
Manufacturer No. | 0TS1927 |
Release date | 2.3.2020 |
SSD type | SATA SSD |
Form factor | 2.5" |
Storage capacity | 960 GB |
Protocol | NVMe |
Read transfer speed | 3000 MB/s |
Write transfer speed | 1100 MB/s |
Memory type (NAND) | TLC |
Max. random 4K read | 413000 IOPS |
Max. random 4K write | 44000 IOPS |
SSD Features | AES encryption |
Power consumption | 12 W |
Power consumption (standby) | 5 W |
Manufacturer commitment | SBTi |
Length | 10.05 cm |
Width | 6.99 cm |
Height | 0.70 cm |
Weight | 95 g |
Product Safety |
Length | 21 cm |
Width | 13.20 cm |
Height | 6 cm |
Weight | 80 g |
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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- 10.Emtec0,7 %
- 10.Micron0,7 %
- 10.WD0,7 %
- 13.Patriot0,8 %
- 13.Silicon Power0,8 %
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- 8.Samsung2 days
- 8.SANDISK2 days
- 8.WD2 days
- 15.Corsair3 days
- 15.Lexar3 days
Return rate
How often is a product of this brand in the «SSD» category returned?
Source: Galaxus- 7.Samsung2 %
- 10.Emtec2,1 %
- 11.WD2,3 %
- 12.Crucial2,5 %
- 13.Team Group2,7 %