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Overview

Range/Series Overview


IMPORTANT: This Range/Series overview section describes the range of which this product belongs. Features of different versions might be mentioned and may not apply to the specific product on this page. Please view Specs for specification of product.

The WD Ultrastar DC SN655 solid state drive combines high-capacity, exceptional performance, and advanced features to meet the needs of today's data-intensive applications. With a 7.68 TB capacity and an internal data rate of up to 6800 MBps, it offers ample storage space and fast data access speeds, making it ideal for large datasets and high-resolution video content. This drive is designed for durability and reliability, featuring end-to-end data path protection and a high endurance rating of 11 PB. Additionally, it incorporates energy-efficient technology, operating on a typical power consumption of 20 W and as low as 8 W in idle mode, which helps reduce operational costs and supports eco-friendly computing environments. Whether for enterprise storage solutions or demanding data environments, the WD Ultrastar DC SN655 is equipped with Western Digital BiCS5 3D TLC NAND technology, Dual Port functionality, and Instant Secure Erase (ISE), making it a versatile and secure choice.


Features Summary

  • Robust durability
    Engineered to withstand demanding data environments, the WD Ultrastar DC SN655 features end-to-end data path protection and a high endurance rating of 11 PB, ensuring data integrity and reliability over extensive use.
  • High-capacity storage
    With a generous 7.68 TB capacity, this solid state drive meets the needs of data-intensive applications, offering ample space for large datasets, high-resolution video content, and extensive software libraries.
  • Exceptional performance
    Boasting an internal data rate of up to 6800 MBps and maximum 4KB random read of 980000 IOPS, the drive delivers swift data access and transfer speeds, significantly enhancing computing efficiency.
  • Energy efficient
    Designed with power efficiency in mind, the drive operates on a typical consumption of 20 W and as low as 8 W in idle mode, reducing operational costs and supporting eco-friendly computing environments.
  • Advanced features
    Incorporates Western Digital BiCS5 3D TLC NAND technology, Dual Port functionality, and Instant Secure Erase (ISE), making it a versatile and secure choice for enterprise storage solutions.

Specification Summary

Product Description
WD Ultrastar DC SN655 WUS5EA176ESP7E3 - SSD - 7.68 TB - U.3 PCIe 4.0 (NVMe)
Type
Solid state drive - internal
Capacity
7.68 TB
NAND Flash Memory Type
3D triple-level cell (TLC)
Form Factor
2.5"
Interface
U.3 PCIe 4.0 (NVMe)
Features
Instant Secure Erase (ISE), Dual Port, End-to-end data path protection, Power Loss Protection (PLP), Variable Sector Size Management, Western Digital BiCS5 3D TLC NAND, NVMe Management Interface (NVMe-MI) 1.1b, NVMe 1.4
Dimensions (WxDxH)
69.85 mm x 100.45 mm x 15 mm
Weight
147.3 g
Manufacturer Warranty
5-year warranty

Specifications

EAN / GTIN:
619659202392
General
Device Type
Solid state drive - internal
Capacity
7.68 TB
NAND Flash Memory Type
3D triple-level cell (TLC)
Form Factor
2.5"
Interface
U.3 PCIe 4.0 (NVMe)
Features
Instant Secure Erase (ISE), Dual Port, End-to-end data path protection, Power Loss Protection (PLP), Variable Sector Size Management, Western Digital BiCS5 3D TLC NAND, NVMe Management Interface (NVMe-MI) 1.1b, NVMe 1.4
Width
69.85 mm
Depth
100.45 mm
Height
15 mm
Weight
147.3 g
Performance
Drive Writes Per Day (DWPD)
1
SSD Endurance
11 PB
Internal Data Rate
6800 MBps (read) / 2000 MBps (write)
Maximum 4KB Random Write
78000 IOPS
Maximum 4KB Random Read
980000 IOPS
Reliability
MTBF
2,500,000 hours
Non-Recoverable Errors
1 per 10^17
Expansion & Connectivity
Interfaces
U.3 PCIe 4.0 (NVMe)
Compatible Bay
2.5"
Power
Power Consumption
20 Watt (typical) ¦ 8 Watt (idle)
Software & System Requirements
OS Required
Linux, Microsoft Windows, Microsoft Windows Server
Manufacturer Warranty
Service & Support
Limited warranty - 5 years
Environmental Parameters
Min Operating Temperature
0 °C
Max Operating Temperature
70 °C
Min Storage Temperature
-40 °C
Max Storage Temperature
85 °C

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