General

Brand	Micron
Model	9550 PRO
Capacity	7680GB
Usage Class	Enterprise

Interface

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

Physical Dimension

Form Factor	U.2

Flash & Endurance

NAND Flash	3D TLC
Drive Writes Per Day	1
Total Bytes Written	14016 TBW

Performance

Sequential Read	14000 MB/s
Sequential Write	10000 MB/s
Random Read IOPS	3300000
Random Write IOPS	380000
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 7.68TB (MTFDLAL7T6THA-1BK1DABYYT) is purpose-built for latency-sensitive Tier-0 workloads such as large-scale OLTP databases, real-time analytics, and AI data staging, combining PCIe Gen5 throughput of up to 14,000/10,000 MB/s with class-leading 3.3M random read IOPS to remove storage bottlenecks at high queue depths. Its 3D TLC design, 1 DWPD endurance, and 14,016 TBW make it a stronger fit than typical mixed-use enterprise SSDs for read-heavy to balanced production environments that need both extreme performance density and dependable long-life operation in a single 7.68TB drive.

Endurance & Reliability

With an endurance rating of 14,016 TBW and 1 DWPD, this SSD is designed to handle writing its full capacity once per day across the warranty life, which is more than sufficient for typical enterprise system-disk and mixed workload deployments. In practical terms, for common OS, application, boot, and log workloads, this level of endurance provides long-term headroom and can support many years of stable operation without endurance becoming a concern. Its enterprise reliability features further reduce operational risk: power-loss protection (PLP) helps preserve in-flight data and metadata during unexpected power interruptions, improving data integrity and minimizing corruption risk. An UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, which is important for maintaining data accuracy in business-critical storage environments, while the 2.5 million-hour MTBF reflects a design built for dependable continuous use.

Technical Specs & Insights

1. The PCIe Gen5 NVMe interface gives this drive the bandwidth headroom to keep GPU servers, tier-0 databases, and modern storage nodes fed without the bus becoming the bottleneck.
2. With 14,000 MB/s sequential read performance, it can dramatically shorten large dataset loading, backup restore windows, and checkpoint streaming in AI and analytics environments.
3. Its 3,300,000 K IOPS random read capability enables extremely high transaction concurrency, helping virtualized clusters and metadata-heavy workloads respond faster under peak demand.
4. Rated for 1 DWPD, it is well suited for mixed enterprise workloads that need dependable day-after-day write endurance without overprovisioning for heavier write profiles.
5. Built on 3D TLC NAND and delivering a typical latency of 60 µs, it balances cost-efficient enterprise capacity with the quick response times required for latency-sensitive applications.

Capacity Sweet

Lower capacity reference: 3.84TB Higher capacity reference: 15.36TB In this enterprise SSD family, 7.68TB is the sweet-spot capacity. Compared with 3.84TB, it gives much better headroom for data growth, higher VM density, and fewer capacity-driven drive swaps during expansion cycles. Compared with 15.36TB, it usually delivers a more attractive cost-per-deployment while keeping performance in the same enterprise class for sequential throughput and random IOPS. That makes 7.68TB a balanced choice for mid-scale virtualization, database clusters, or analytics nodes, such as a 12 to 16 host hyper-converged environment with mixed OLTP and general-purpose workloads.

FAQ