General

Brand	Micron
Model	9550 MAX
Capacity	25600GB
Usage Class	Data Center

Interface

Host Interface	PCIe Gen5 NVMe
Total Interface Bandwidth	32 Gb/s

Physical Dimension

Form Factor	E3.S

Flash & Endurance

NAND Flash	3D TLC
Drive Writes Per Day	3
Total Bytes Written	140160 TBW

Performance

Sequential Read	14000 MB/s
Sequential Write	10000 MB/s
Random Read IOPS	2800000
Random Write IOPS	700000
Average Latency	60 μs

Reliability

Mean Time Between Failures	2.5 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

The Micron 9550 MAX MTFDLBQ25T6THB-1BK1DABYYT is purpose-built for ultra-dense AI training, large-scale analytics, and mixed read/write database clusters, combining 25.6TB of 3D TLC capacity with PCIe Gen5 performance up to 14,000/10,000 MB/s and 2.8M/700K IOPS. With 3 DWPD endurance and 140,160 TBW, it delivers a stronger balance of sustained write durability and rack-level storage density than typical enterprise Gen5 SSDs in its class, making it especially effective where consolidation and predictable QoS are critical.

Endurance & Reliability

With an endurance rating of 140,160 TBW and 3 DWPD, this SSD is built to sustain very heavy write workloads throughout its service life. In typical enterprise use, that level of endurance means it can operate as a high-write system or application drive for many years with substantial margin, giving buyers strong confidence in long-term deployment stability. Its enterprise reliability profile is further strengthened by Power Loss Protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. An UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, supporting high data integrity requirements in business-critical environments.

Technical Specs & Insights

1. The PCIe Gen5 NVMe architecture provides a next-generation storage path that removes I/O bottlenecks in GPU servers, allowing data-hungry AI, analytics, and database workloads to stay fed at scale.
2. Its class-leading sequential read performance dramatically shortens dataset ingestion, checkpoint loading, and large-file retrieval, helping compute clusters reach productive utilization faster.
3. The exceptionally high random read capability is built for metadata-heavy and highly concurrent environments, accelerating virtualized databases, search platforms, and real-time cloud services under mixed access patterns.
4. With enterprise-grade endurance backed by 3D TLC NAND, the drive is well suited for write-intensive deployments such as logging, caching, and transactional systems that require long service life without sacrificing flash density.
5. The ultra-low typical latency enables faster response at the transaction level, reducing tail delays and improving QoS consistency for latency-sensitive applications like high-frequency analytics and online transaction processing.

Capacity Sweet

Lower capacity reference: 15360GB Higher capacity reference: 30720GB Capacity positioning analysis: In this series, the 25600GB model sits at the practical sweet spot. Compared with the 15360GB version, it delivers much stronger capacity headroom for denser datasets, longer retention windows, and slower expansion cycles, which helps reduce operational disruption. Compared with the 30720GB option, it usually offers a more attractive cost-to-usable-capacity balance while maintaining essentially the same enterprise-class sequential and random performance profile. It is especially well suited for mid-to-large virtualization clusters, such as shared storage for about 180 to 220 mixed-workload virtual desktops or application instances.

FAQ