WD Ultrastar DC SN655 SSD U.3 7.68TB PCIE TLC BICS5 TCG

7680 GB, 2.5"
Price in EUR including VAT
EUR145,70/1TB
Delivered between Thu, 14/8 and Sat, 23/8
More than 10 pieces in stock at supplier
free shipping

Product details

The WD Ultrastar DC SN655 is designed to meet the stringent demands of data centers. It offers a robust capacity of 7.68 TB, complemented by an internal data rate of 6800 MBps. It operates within a temperature range of 0°C to 70°C, ensuring reliable performance even in heavily utilized environments. With features such as end-to-end data path protection and power loss protection, this solid-state drive is designed to safeguard critical data from potential threats and interruptions. The dual-port functionality expands connectivity options, while the variable sector size management optimizes storage efficiency. Equipped with Western Digital's BiCS5 3D TLC NAND technology, it efficiently handles high workloads while maintaining low power consumption.

Key specifications

SSD type
U.2 SSD
Interface
PCIe 4.0
Protocol
NVMe
Write transfer speed
2000 MB/s
Read transfer speed
6800 MB/s
Max. random 4K read
980000 IOPS
Max. random 4K write
78000 IOPS
Item number
55140655

General information

Manufacturer
WD
Category
SSD
Manufacturer no.
0TS2468
Release date
4/3/2025

Data storage properties

SSD type
U.2 SSD
Form factor
2.5"
Storage capacity
7680 GB
Interface
PCIe 4.0
Protocol
NVMe
Read transfer speed
6800 MB/s
Write transfer speed
2000 MB/s
Memory type (NAND)
TLC
Max. random 4K read
980000 IOPS
Max. random 4K write
78000 IOPS
SSD Features
TCG Opal

Power supply

Power consumption (standby)
8 W
Power consumption
20 W

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Length
10.05 cm
Width
6.99 cm
Height
1.50 cm
Weight
147.30 g

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty

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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.Kioxia
    0,7 %
  • 9.Teamgroup
    0,7 %
  • 9.WD
    0,7 %
  • 14.Crucial
    0,8 %
  • 14.Gigabyte
    0,8 %

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
  • 13.Kingston
    2 days
  • 13.Synology
    2 days
  • 16.Seagate
    3 days
  • 16.WD
    3 days
  • 18.Samsung
    4 days

Return rate

How often is a product of this brand in the «SSD» category returned?

Source: Galaxus
  • 14.Team Group
    2,1 %
  • 15.Verbatim
    2,3 %
  • 16.WD
    2,4 %
  • 17.Crucial
    2,5 %
  • 18.Corsair
    2,7 %
Source: Galaxus