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| Brand | Micron |
|---|---|
| Model | 9550 MAX |
| Capacity | 6400GB |
| 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 | 35040 TBW |
| Sequential Read | 14000 MB/s |
|---|---|
| Sequential Write | 10000 MB/s |
| Random Read IOPS | 3300000 |
| Random Write IOPS | 640000 |
| 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 6.4TB is purpose-built for write-intensive AI training, high-frequency OLTP databases, and large-scale virtualization clusters that need Gen5-class throughput, delivering up to 14,000/10,000 MB/s and 3.3M/640K IOPS from durable 3D TLC NAND. With 3 DWPD and 35,040 TBW, this MPN stands out in its class by combining extreme random-read performance with enterprise-grade write endurance, making it an especially strong fit for mixed workloads where latency consistency and sustained write reliability directly impact service levels.
With an endurance rating of 35,040 TBW and 3 DWPD, the MTFDLBQ6T4THB-1BK1DFCYY is built for sustained heavy-write enterprise use over its service life. In practical terms, this level of endurance is far beyond typical OS, boot, and mainstream application workloads, meaning it can comfortably serve as a system drive for many years and also support write-intensive server or cache scenarios with confidence. For enterprise reliability, built-in power loss protection (PLP) helps preserve in-flight data and metadata 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, supporting high data integrity in business-critical environments, while the 2.5 million-hour MTBF further reflects a design focused on dependable long-term operation.
1. The PCIe Gen5 NVMe interface unlocks next-generation host bandwidth, helping enterprise platforms remove storage bottlenecks in AI training, real-time analytics, and scale-out databases.
2. With sequential read performance of 14000 MB/s, this drive accelerates large-file movement and sharply reduces dataset loading, checkpoint restore, and backup recovery windows.
3. Random read capability of 3,300,000 K IOPS enables extremely high transaction concurrency, making it well suited for virtualization clusters, metadata-heavy workloads, and low-queue-depth OLTP environments.
4. Combining 3 DWPD endurance with 3D TLC NAND, the SSD delivers a strong balance of write resilience, capacity efficiency, and predictable lifecycle cost for mixed-use enterprise deployments.
5. A typical latency of 60 µs supports consistently fast response times, which is critical for latency-sensitive applications such as high-frequency transaction processing and real-time inference pipelines.
Lower capacity reference: 3200GB Higher capacity reference: 7680GB Capacity positioning analysis: At 6400GB, this SSD sits in the sweet spot of the series. Compared with the 3200GB model, it gives much better headroom for data growth, workload spikes, and overprovisioning flexibility, reducing the need for early drive expansion. Compared with the 7680GB option, it keeps acquisition cost and $/usable-performance more balanced while delivering essentially the same enterprise-class throughput and IOPS profile. It is especially well suited for a mid-scale virtualization cluster, such as hosting boot, log, and hot application data for about 60 to 80 mixed enterprise workloads.
Q: Is MTFDLBQ6T4THB-1BK1DFCYY suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 35,040 TBW, 3D TLC NAND, and PCIe Gen5 NVMe performance, MTFDLBQ6T4THB-1BK1DFCYY is well suited for write-intensive database, logging, and transaction-heavy enterprise workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 3 full drive writes per day. For a 6.4 TB SSD, that equals about 19.2 TB of writes daily across its 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 sudden outages, reducing corruption risk and improving reliability for enterprise databases and virtualized environments.
Q: What RAID level is recommended for this SSD?
A: RAID recommendation depends on workload. RAID 1 or RAID 10 is typically preferred for databases because it balances redundancy and performance, while RAID 5/6 may suit capacity-focused deployments.