Western Digital Ultrastar DC SN655 2.5" 7680 GB PCI Gen4, NVMe 1.4b, SE

The Western Digital Ultrastar DC SN655 is a high-performance solid-state drive (SSD) tailored for servers and workstations. It offers a substantial capacity of 7.87 TB, providing ample storage for demanding applications and workloads. Its U.3 form factor ensures compatibility with a wide range of systems, making it a perfect choice for enterprise environments that need reliable and scalable storage solutions.

With impressive read speeds of up to 6800 MB/s and write speeds of 2600 MB/s, the Ultrastar DC SN655 significantly enhances data transfer rates and delivers exceptional performance. This is particularly beneficial for applications requiring rapid access to large datasets, such as virtualization, big data analytics, and high-performance computing. The advanced technology incorporated in this SSD ensures outstanding performance, offering a distinct advantage for users who need speed and efficiency.

Manufactured by Western Digital, a leader in data storage solutions, the Ultrastar DC SN655 is designed to meet the rigorous demands of modern data centers. The product code 0TS2459 identifies this specific model within the Ultrastar line, which is known for its reliability and durability. With its robust design and state-of-the-art technology, this SSD is an excellent investment for businesses aiming to enhance their storage infrastructure and improve overall system performance.

Features

NVMe version 
1.4
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SSD capacity 
SSD capacity
7.87 TB
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SSD form factor 
SSD form factor
U.3
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Interface 
Interface
PCI Express 4.0
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NVMe 
NVMe
Yes
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Memory type 
Memory type
TLC 3D NAND
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Component for 
Component for
Server/workstation
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Hardware encryption 
Yes
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Read speed 
Read speed
6800 MB/s
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Write speed 
Write speed
2600 MB/s
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Random read (4KB) 
980000 IOPS
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Random write (4KB) 
80000 IOPS
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Uncorrectable Bit Error Rate (UBER) 
< 1 per 10^15 bits read
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Mean time between failures (MTBF) 
Mean time between failures (MTBF)
2500000 h
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Windows operating systems supported 
Windows operating systems supported
Yes
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Linux operating systems supported 
Linux operating systems supported
Yes
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Server operating systems supported 
Yes
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Weight & dimensions

Width 
Width
69.8 mm
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Depth 
Depth
100.3 mm
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Height 
Height
14.9 mm
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Weight 
Weight
147.3 g
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Operational conditions

Operating temperature (T-T) 
Operating temperature (T-T)
0 – 70 °C
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Storage temperature (T-T) 
Storage temperature (T-T)
-40 – 85 °C
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Other features

Warranty period 
5 year(s)
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