General

Brand	Micron
Model	9550 PRO
Capacity	15360GB
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	1
Total Bytes Written	28032 TBW

Performance

Sequential Read	14000 MB/s
Sequential Write	10000 MB/s
Random Read IOPS	3300000
Random Write IOPS	400000
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 PRO MTFDLBQ15T3THA-1BK1DABYYT is purpose-built for read-dominant, latency-sensitive workloads such as large-scale vector databases, content delivery caches, and scale-out analytics tiers, where its 15.36TB density, 14,000 MB/s sequential read, and 3.3M random read IOPS let architects consolidate more hot data per Gen5 slot. Compared with typical 1-DWPD enterprise SSDs in its class, it stands out by pairing extreme PCIe Gen5 throughput with 3D TLC endurance of 28,032 TBW, delivering a stronger balance of rack-level capacity efficiency, fast dataset ingest, and sustained service life.

Endurance & Reliability

With an endurance rating of 28,032 TBW and 1 DWPD, this SSD is designed to sustain one full drive write per day across a standard 5-year enterprise usage model, which is a very strong fit for demanding data-center workloads. In typical server roles such as OS boot, virtualization, content storage, or read-heavy application workloads, this level of endurance provides substantial long-term write headroom and a low risk of wear-related replacement. Enterprise reliability is further strengthened by power-loss protection (PLP), which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption and unplanned downtime. An UBER of 1.0E-17, together with a 2.5 million-hour MTBF, indicates very strong data integrity and dependable operation for business-critical environments where procurement teams need predictable, low-risk storage performance.

Technical Specs & Insights

1. The PCIe Gen5 NVMe interface unlocks next-generation host bandwidth, helping dense servers move data faster and reduce storage bottlenecks in AI, analytics, and scale-out cloud platforms.
2. With sequential read performance up to 14000 MB/s, the drive accelerates large-block workloads such as dataset streaming, backup recovery, and model loading for data-intensive enterprise applications.
3. Its random read capability of 3,300,000 K IOPS enables ultra-fast access to massive numbers of small files and transactions, improving responsiveness in virtualized databases, metadata services, and high-concurrency platforms.
4. Rated at 1 DWPD, this endurance profile is well suited for mainstream enterprise deployments that need dependable daily write capacity without overprovisioning for heavier-duty mixed-write environments.
5. Built on 3D TLC NAND and delivering a typical latency of 60 µs, the drive balances enterprise-grade flash density with consistently fast response times for latency-sensitive business workloads.

Capacity Sweet

Lower-capacity reference: 7.68TB Higher-capacity reference: 30.72TB In this series, 15.36TB sits at the sweet spot. Compared with 7.68TB, it gives meaningfully more headroom for data growth, overprovisioning flexibility, and longer refresh cycles without changing the platform. Compared with 30.72TB, it usually delivers a better balance of acquisition cost, usable capacity, and consistently strong enterprise-class performance, since sequential throughput and random IOPS are broadly similar across these capacities. This makes 15.36TB especially well suited for mid-scale virtualization clusters, mixed database nodes, or dense software-defined storage pools serving dozens of business applications.

FAQ