General

Brand	Micron
Model	9400 PRO
Capacity	7.68TB
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	14000 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	2.5 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

Compared with the previous-generation MTFDKCB7T6TDF-1BC1ZABYY, the Micron 9400 PRO MTFDKCC7T6TGH-1BC1ZABYY advances to a 176-layer 3D TLC PCIe Gen4 NVMe platform, delivering up to 7,000/7,000 MB/s and 1.6M/300K IOPS for materially stronger throughput and read-intensive transaction performance. At 7.68TB with 1 DWPD and 14,000 TBW, it offers a compelling balance of endurance, capacity, and latency consistency for high-density virtualization, scale-out databases, and analytics nodes that need faster response without moving to a higher-write endurance class.

Endurance & Reliability

With an endurance rating of 14,000 TBW and 1 DWPD, the MTFDKCC7T6TGH-1BC1ZABYY is built to handle the equivalent of writing its full capacity once per day throughout its rated service life, which is more than sufficient for typical enterprise boot, system, and mixed-read workloads. In practical terms, for common OS, application, logging, and virtualization use cases, this level of endurance supports long-term deployment with a very comfortable write margin and minimizes concerns about premature wear. For enterprise reliability, integrated power-loss protection (PLP) helps preserve in-flight data and protects metadata integrity during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, and when paired with a 2.5 million hour MTBF, it reflects a storage platform designed for high data integrity and dependable operation in business-critical environments.

Technical Specs & Insights

1. The PCIe Gen4 NVMe architecture gives this drive the bandwidth and low-overhead command path needed to remove storage bottlenecks in virtualized databases, analytics clusters, and scale-out cloud platforms.
2. Its top-tier sequential read performance accelerates large-block data movement, reducing wait time for AI model loading, backup recovery, and high-resolution media processing.
3. The exceptionally high random read capability enables the SSD to sustain massive parallel query traffic, making it ideal for latency-sensitive OLTP systems, search engines, and dense multi-tenant workloads.
4. A 1 DWPD endurance rating provides a strong balance of write durability and cost efficiency for enterprise environments with steady daily updates, such as general-purpose servers and mixed-use storage tiers.
5. Built on 176-layer 3D TLC NAND, the drive combines mature enterprise reliability, strong power efficiency, and high density, while its 77 µs typical latency helps applications respond faster under real-time service demands.

Capacity Sweet

Lower capacity reference: 3.84TB Higher capacity reference: 15.36TB In this SSD family, the 7.68TB model sits at the sweet spot for mainstream enterprise deployment. Compared with the 3.84TB version, it gives much more headroom for VM growth, container expansion, and longer data retention without changing the performance profile. Compared with the 15.36TB option, it usually delivers a better balance of acquisition cost, usable capacity, and predictable enterprise SSD performance. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application storage for roughly 40–60 mixed-workload virtual machines.

FAQ