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| Brand | Micron |
|---|---|
| Model | 9550 MAX |
| Capacity | 12800GB |
| Usage Class | Enterprise |
| Host Interface | PCIe Gen5 NVMe |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | E3.S 7.5mm |
|---|
| NAND Flash | 3D TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 70080 TBW |
| Sequential Read | 14000 MB/s |
|---|---|
| Sequential Write | 10000 MB/s |
| Random Read IOPS | 3300000 |
| Random Write IOPS | 700000 |
| Average Latency | 60 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron 9550 MAX 12.8TB is purpose-built for write-intensive AI training, high-frequency OLTP, and large-scale caching tiers that need PCIe Gen5 throughput up to 14,000/10,000 MB/s and ultra-low-latency response at 3.3M/700K random IOPS. With 3 DWPD endurance, 70,080 TBW, and high-density 3D TLC NAND, it delivers a rare combination of sustained write durability and top-tier performance that gives enterprise platforms more headroom than typical same-class NVMe SSDs.
With an endurance rating of 70,080 TBW and 3 DWPD, the MTFDLBQ12T8THB-1BK1DFCYY is designed for sustained heavy-write enterprise workloads, allowing the full drive capacity to be written three times per day over its rated service life. In practical terms, this level of endurance is far beyond typical OS, boot, and general application workloads, making it a very safe choice for long-term deployment as a system drive and for write-intensive infrastructure use. For enterprise reliability, the drive includes power-loss protection (PLP), which helps preserve in-flight data and protects metadata integrity during unexpected power interruptions. Its UBER of 1.0E-17, combined with a 2.5 million-hour MTBF, indicates an enterprise-class reliability profile with an extremely low probability of unrecoverable bit errors and strong suitability for mission-critical environments.
1. The PCIe Gen5 NVMe interface provides a next-generation host path that removes storage bottlenecks in GPU servers, high-frequency databases, and scale-out analytics clusters.
2. Its class-leading sequential read performance accelerates large-block workloads such as checkpoint recovery, data lake scans, and rapid model or VM image loading.
3. Exceptional random read capability enables consistently fast response under highly parallel mixed-query environments, making it ideal for OLTP, virtualization, and real-time inference.
4. Built on 3D TLC NAND and engineered for sustained enterprise write intensity, it balances strong endurance with cost-efficient capacity for always-on cloud and transactional workloads.
5. Ultra-low typical latency helps reduce tail response times, improving SLA consistency for latency-sensitive applications like caching tiers, metadata services, and high-concurrency databases.
Lower capacity reference: 6.4TB Higher capacity reference: 25.6TB Within this SSD family, 12.8TB is the practical sweet spot. Compared with the 6.4TB model, it offers materially better space headroom for dataset growth, VM density, and longer refresh cycles without changing the familiar enterprise-class sequential throughput or random IOPS profile. Compared with the 25.6TB option, it delivers a more balanced acquisition cost, lower capacity overprovisioning risk, and easier budget scaling while keeping performance broadly similar. In deployment terms, 12.8TB is well suited for a mid-sized virtualization cluster hosting about 140 to 180 mixed application and infrastructure virtual machines.
Q: Is MTFDLBQ12T8THB-1BK1DFCYY suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 70,080 TBW, 3D TLC NAND, and PCIe Gen5 NVMe performance, this SSD is well suited for write-intensive database, OLTP, and enterprise server workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 3 full drive writes per day. For a 12.8TB SSD, that equals about 38.4TB of writes daily across the specified warranty period.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and metadata during unexpected outages, reducing corruption risk and improving reliability for transactional and enterprise applications.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on your priority. RAID 10 is typically preferred for database workloads requiring high performance and redundancy, while RAID 5 or 6 suits capacity-focused environments.