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| Brand | Micron |
|---|---|
| Model | M550 |
| Capacity | 1TB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" 7mm |
|---|
| NAND Flash | 2D MLC |
|---|---|
| Drive Writes Per Day | |
| Total Bytes Written | 72 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 500 MB/s |
| Random Read IOPS | 95000 |
| Random Write IOPS | 85000 |
| Average Latency | μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron M550 1TB (MTFDDAK1T0MAY-1AE1Z) is a strong fit for read-intensive workstation boot drives, virtual desktop golden images, and edge application nodes that need near–SATA-limit throughput at 550/500 MB/s with up to 95K/85K IOPS. Compared with typical same-class TLC SATA SSDs, its 2D MLC NAND delivers more consistent latency and write behavior under mixed random workloads, making it a better choice where steady responsiveness matters more than raw capacity economics.
With an endurance rating of 72 TBW, the MTFDDAK1T0MAY-1AE1Z can comfortably handle typical OS, application, and light business data writes over a long service life. In practical terms, under normal client or boot-drive workloads, this level of endurance is generally sufficient for many years of stable use, making it a dependable choice as a system drive. For reliability, the drive includes power-loss protection, which helps preserve in-flight data and protect metadata integrity if power is interrupted unexpectedly. Its UBER of 1.0E-15 and MTBF of 1.5 million hours further indicate strong enterprise-class data integrity and long-term operational dependability, giving procurement teams added confidence in deployment.
1. The SATA interface ensures drop-in compatibility with mainstream enterprise backplanes and existing server platforms, making large-scale storage upgrades simpler and more cost-efficient.
2. Its strong sequential read capability helps accelerate bulk data access, reducing wait time for boot images, analytics datasets, and backup recovery streams.
3. The high random read performance supports fast response under heavily concurrent workloads, which is especially valuable for virtualized environments, OLTP databases, and read-intensive application tiers.
4. With enterprise-class write endurance backed by MLC flash, the drive is better suited for sustained mixed-workload operation where predictable lifespan and lower replacement risk matter to datacenter planning.
5. The low typical latency improves application responsiveness and storage QoS consistency, helping business-critical services maintain smoother performance during peak demand.
Lower capacity reference: 960GB Higher capacity reference: 1.92TB In this Micron enterprise SSD family, the 1TB model sits at the practical sweet spot. Compared with the 960GB option, it provides more headroom for OS growth, patching, logs, and overprovisioning-sensitive workloads, reducing the risk of early capacity pressure. Compared with the 1.92TB version, it keeps acquisition cost and fleet-level budget under tighter control while delivering essentially the same enterprise-class read/write and random IOPS behavior. It is especially well suited for mid-scale deployments, such as a 3-node virtualization cluster hosting around 50 to 70 general-purpose virtual machines.
Q: Is MTFDDAK1T0MAY-1AE1Z suitable for a write-heavy database server?
A: Not ideally. Although it uses 2D MLC NAND and includes PLP, its 72 TBW endurance is relatively modest for sustained write-heavy database workloads. It is better suited to read-intensive or mixed-use environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Based on 1TB capacity and 72 TBW, the drive supports about 72 full-drive writes in total. If the warranty is 5 years, that equals roughly 0.04 drive writes per day.
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 power interruptions, reducing corruption risk and improving reliability in servers, storage arrays, and transactional workloads.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is typically recommended, depending on capacity and performance needs. RAID 10 is preferred for databases because it provides redundancy, strong read/write performance, and faster rebuild behavior.