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Western Digital Ultrastar DC SN861 6.4 TB U.2 PCI Express 5.0 NVMe

Part No:
0TS2533
Full Product Specs
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£916.09
£1,099.31
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WD Ultrastar DC SN861 WUS6CA264PSP9X3 – SSD – Data Centre – 6.4 TB – internal – 2.5″ – U.2 PCIe 5.0 x4 (NVMe)

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SKU: 0TS2533 Category:

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Description

Redefining the limits for high-performance storage
Be ready for the future of mission critical workloads with the Western Digital Ultrastar DC SN861. The latest Western Digital SSD with a cutting-edge PCIe Gen5 enterprise-class speeds, the Ultrastar DC SN861 offers exceptional performance and multiple capacities up to 7.68TB1 options. With high random read speeds and low power consumption, the DC SN861 is optimized for compute-intensive AI and machine learning applications, ensuring superior read/write performance, extremely low latency, and maximize IOPs/Watt. The DC SN861 also provides a rich feature set including NVMe™ 2.02 and OCP 2.0 support, 1 & 3 DWPD2, and a 5-year limited warranty3, making it the ideal solution for hyperscale, cloud, and enterprise data centers.

Ready for the Demands of AI Workloads
Designed to handle compute-intensive AI and machine learning applications which require high bandwidths and low latencies.

Superior Performance and Capacity
Experience future-ready PCIe Gen5 read/write speeds with capacities up to 7.68TB1.

Designed for Power Efficiency
Architected to provide heightened performance per watt, optimizing power efficiency and reducing operational costs.

Outstanding Mixed Workload Performance
High-speed random reads provide enhanced solutions at low cost for your enterprise.

Optimized for Quality of Service (QoS)
Reduce latency during mission-critical workloads, delivering consistent Quality of Service (QoS) for your applications, even under heavy workloads.

Rich Enterprise Features
Benefit from enterprise-class features such as Power Loss Protection, End-to-End Data Path Protection, and TCG security and encryption, helping ensure data integrity and security

Future-Ready Data Infrastructure
Designed to support NVMe™ 2.02, and NVMe™ MI 1.2c, along with Flexible Data Placement (FDP)4 and OCP 2.0 supportive, for enhanced scalability and efficiency.

Feature Feature Value
SSD capacity 6.4 TB
SSD form factor U.2
Interface PCI Express 5.0
NVMe Yes
Component for Server/workstation
Hardware encryption Yes
NVMe version 2.0
Read speed 13700 MB/s
Write speed 7500 MB/s
Random read (4KB) 3300000 IOPS
Random write (4KB) 800000 IOPS
Read latency 65 µs
Write latency 8 µs
Uncorrectable Bit Error Rate (UBER) < 1 per 10^17 bits read
Mean time between failures (MTBF) 2500000 h
Drive writes per day (DWPD) 3
Power consumption (idle) -5 W
Width 69.8 mm
Depth 100.4 mm
Height 15 mm
Operating temperature (T-T) 0 – 70 °C
Storage temperature (T-T) -40 – 85 °C
Warranty period 5 year(s)

Additional information

SSD capacity

6.4 TB
Interface

PCI Express 5.0
Component for

Server/workstation
NVMe version

2.0
Write speed

7500 MB/s
Random write (4KB)

800000 IOPS
Write latency

8 µs
Power consumption (idle)

5 W
Depth

100.4 mm
Operating temperature (T-T)

0 – 70 °C
Warranty period

5 year(s)
SSD form factor

U.2
NVMe

Yes
Hardware encryption

Yes
Read speed

13700 MB/s
Random read (4KB)

3300000 IOPS
Read latency

65 µs
Drive writes per day (DWPD)

3
Width

69.8 mm
Height

15 mm
Storage temperature (T-T)

-40 – 85 °C

Brand

Western Digital