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| Brand | Micron |
|---|---|
| Model | M550 |
| Capacity | 512GB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" 7mm |
|---|
| NAND Flash | 20nm MLC |
|---|---|
| Drive Writes Per Day | 0.08 |
| 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 MTFDDAK512MAY-1AE1ZA (M550) is a strong fit for read-intensive virtualization boot tiers, CDN edge cache nodes, and mixed enterprise client fleets that need SATA compatibility with consistently high responsiveness, delivering up to 550/500 MB/s and 95K/85K IOPS from proven 20nm MLC NAND. Compared with typical SATA SSDs in its class, it stands out by pairing near-interface-limit throughput with enterprise-oriented endurance management at 72 TBW, making it a dependable 512GB option where stable latency and predictable lifecycle matter more than raw write endurance.
With an endurance rating of 72 TBW and 0.08 DWPD, the MTFDDAK512MAY-1AE1ZA is well suited for light to moderate read-focused workloads such as OS boot, application hosting, and general system disk use. In typical client or embedded system scenarios where daily writes remain relatively low, this level of endurance can comfortably support many years of stable operation, making it a practical choice for long-term system-drive deployment. For reliability, the drive includes power-loss protection (PLP), which helps preserve in-flight data and maintain metadata integrity if power is suddenly interrupted. Its 1.0E-15 UBER specification and 1.5 million-hour MTBF indicate strong data integrity and dependable long-term operation, helping reduce the risk of uncorrectable read errors and unexpected service interruptions.
1. The SATA 6Gb/s interface ensures broad compatibility with existing enterprise backplanes and servers, making this drive a low-risk upgrade for legacy storage refresh projects.
2. The 550 MB/s sequential read performance accelerates OS boot, VM image loading, and large file retrieval in read-heavy enterprise environments.
3. The 95,000 random read IOPS capability helps databases and virtualized workloads respond faster under high-concurrency access patterns.
4. The 0.08 DWPD endurance profile is best suited to predominantly read-centric deployments such as boot drives, content repositories, and infrequently updated application storage.
5. Built with 20nm MLC NAND, the drive offers a balanced mix of data retention, reliability, and cost efficiency for enterprise systems that need steadier performance than TLC-based alternatives.
Lower capacity reference: 480GB Higher capacity reference: 960GB In this SSD family, the 512GB class sits at a practical sweet spot. Compared with the 480GB option, it gives noticeably more headroom for OS growth, logs, patches, and workload bursts, reducing the risk of early capacity pressure in always-on enterprise environments. Compared with the 960GB model, it delivers a more efficient balance of acquisition cost, usable capacity, and essentially similar mainstream enterprise read/write and random IOPS behavior. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40 to 60 general-purpose virtual machines.
Q: Is MTFDDAK512MAY-1AE1ZA suitable for a write-heavy database server?
A: Not ideally. With only 0.08 DWPD and 72TBW, this 512GB SATA SSD is better suited to read-intensive or light mixed workloads than sustained write-heavy database server applications.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Its rated endurance is 0.08 full drive writes per day. For a 512GB model, that is about 41GB of writes daily, roughly aligning with the 72TBW rating.
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 mapping tables during sudden outages, reducing corruption risk and improving reliability in enterprise or RAID environments.
Q: What RAID level is recommended for this SSD?
A: For most business deployments, RAID 1 or RAID 10 is recommended for stronger redundancy and predictable performance. RAID 5/6 is possible, but parity writes may impact endurance and latency.