General

Brand	Micron
Model	9400 PRO
Capacity	15.36TB
Usage Class	Read-Intensive

Interface

Host Interface	PCIe Gen4 NVMe
Total Interface Bandwidth	16 Gb/s

Physical Dimension

Form Factor	U.3 15mm

Flash & Endurance

NAND Flash	176-layer 3D TLC
Drive Writes Per Day	1
Total Bytes Written	28032 TBW

Performance

Sequential Read	7000 MB/s
Sequential Write	7000 MB/s
Random Read IOPS	1600000
Random Write IOPS	300000
Average Latency	77 μs

Reliability

Mean Time Between Failures	2 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

The Micron 9400 PRO 15.36TB (MTFDKCC15T3TGH-1BC1ZAB) is purpose-built for read-intensive cloud and scale-out workloads such as CDN edge caching, object storage metadata, and high-density virtualization, combining 7,000/7,000 MB/s throughput with up to 1.6M random read IOPS to keep latency low under heavy parallel access. With 176-layer 3D TLC NAND, 1 DWPD endurance, and 28,032 TBW in a large-capacity PCIe Gen4 NVMe form factor, it delivers a strong balance of rack-level capacity efficiency, sustained performance, and enterprise-class write life versus typical same-tier mixed-use SSDs.

Endurance & Reliability

With an endurance rating of 28,032 TBW, this SSD is designed to support writing its full capacity once per day over a typical 5-year enterprise service life. For lighter real-world workloads such as OS boot, application hosting, and general server/system-disk use, that level of endurance provides very large headroom and can translate into many years of worry-free operation. Its built-in power-loss protection (PLP) helps preserve in-flight data and metadata during sudden power interruption, reducing the risk of corruption and improving service continuity. An UBER of 1.0E-17 means an extremely low unrecoverable bit error rate, and together with the 2 million-hour MTBF, it reflects enterprise-class data integrity and reliability expectations.

Technical Specs & Insights

1. The PCIe Gen4 NVMe architecture, paired with up to 7000 MB/s sequential read speed, accelerates large dataset ingestion, VM boot storms, and analytics pipelines by removing storage as a throughput bottleneck.
2. With 1,600,000K IOPS random read performance, this drive is built for highly parallel databases and virtualized clusters where fast access to small-block data directly improves transaction responsiveness.
3. A 1 DWPD endurance rating makes it a strong fit for mixed enterprise workloads that require predictable daily rewrite capability over the service life without overpaying for higher-write media.
4. Using 176-layer 3D TLC NAND, the SSD balances enterprise-class capacity, efficiency, and cost, enabling dense storage deployments with dependable performance consistency.
5. The 77 µs typical latency helps reduce tail-response delays in latency-sensitive applications such as real-time analytics, high-frequency transaction systems, and performance-tier cloud storage.

Capacity Sweet

Lower capacity: 7.68TB Higher capacity: 30.72TB In this series, the 15.36TB model sits at a practical sweet spot. Compared with the 7.68TB version, it gives operators much more headroom for dataset growth, VM density, and overprovisioning flexibility without changing the expected enterprise read/write and random IOPS profile. Compared with the 30.72TB option, it typically delivers a stronger balance of acquisition cost, usable capacity, and predictable performance per dollar. This makes 15.36TB especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for roughly 150 to 250 general-purpose virtual desktops or business workloads.

FAQ