Memblaze PBlaze7 7940 Series 6.4TB U.2-15MM PCIe 5.0

6.4 TB · NVMe PCIe 5.0 · 14000 MB/s read

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Capacity 6.4 TB
Type NVMe PCIe 5.0
Sequential read 14000 MB/s
Sequential write 10000 MB/s

Memblaze PBlaze7 7940 Series 6.4TB U.2-15MM PCIe 5.0 is an internal SSD with 6.4 TB of space, reading at up to 14000 MB/s. It came out in 2025.

Released: 2025-11-26

Specifications

Key specs

Capacity: 6.4 TB
Type: NVMe PCIe 5.0
Sequential read: 14000 MB/s
Sequential write: 10000 MB/s
Released: 2025-11-26
Part number: P7946DT0640Y00
EAN / UPC: 5059902184917

Features

SSD capacity: 6.4 TB
SSD form factor: U.2
Interface: PCI Express 5.0
NVMe: Yes
Memory type: 3D TLC
Component for: Server
Hardware encryption: Yes
Target workload: Write Intensive (WI)
Sequential read speed (ATTO): 14000 MB/s
Sequential write speed (ATTO): 10000 MB/s
Mean time between failures (MTBF): 2500000 h
Drive writes per day (DWPD): 3

Operational conditions

Operating temperature (T-T): 0 - 77 °C
Minimum operating temperature: 0 °C
Maximum operating temperature: 77 °C

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About this product

High-Performance Enterprise NVMe Storage with PCIe 5.0 Scalability The Memblaze PBlaze7 7940 Series 6.4TB U.2-15MM PCIe 5.0 NVMe SSD is designed to deliver next-generation storage performance for enterprise server and data centre environments. Leveraging PCIe 5.0 x4 architecture and NVMe protocol, this enterprise SSD provides increased bandwidth, reduced latency and consistent I/O performance across demanding workloads. Built for UK IT procurement teams and infrastructure specialists, this model combines high-capacity flash storage with the widely adopted U.2 15mm form factor, ensuring seamless compatibility with existing enterprise server platforms. It is ideally suited for organisations upgrading infrastructure to PCIe 5.0 while maintaining proven deployment standards. Key Features PCIe 5.0 x4 NVMe Interface Enables significantly higher throughput and improved data transfer efficiency compared to previous PCIe generations, supporting modern high-performance workloads. 6.4TB Enterprise Storage Capacity Provides a scalable storage tier for virtualisation environments, enterprise databases, analytics platforms and cloud infrastructure.

PBlaze7 7940 Series 6.4TB U.2-15MM PCIe 5.0 vs similar internal SSDs

	Memblaze PBlaze7 7940 Series 6.4TB U.2-15MM PCIe 5.0	Memblaze PBlaze7 7940 Series 6.4TB E1.S-9.5MM PCIe 5.0	Memblaze PBlaze7 7940 Series 6.4TB E3.S-7.5MM PCIe 5.0	Origin Storage PBlaze7 7940 Series
Capacity	6.4 TB	6.4 TB	6.4 TB	6.4 TB
Type	NVMe PCIe 5.0	NVMe PCIe 5.0	NVMe PCIe 5.0	NVMe PCIe 5.0
Sequential read	14000 MB/s	14000 MB/s	14000 MB/s	14000 MB/s
Sequential write	10000 MB/s	10000 MB/s	10000 MB/s	10000 MB/s
Released	2025	2025	2025	2026