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| Brand | Micron |
|---|---|
| Model | RealSSD C400 |
| Capacity | 512GB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" 7mm |
|---|
| NAND Flash | 25nm MLC |
|---|---|
| Drive Writes Per Day | |
| Total Bytes Written | 144 TBW |
| Sequential Read | 500 MB/s |
|---|---|
| Sequential Write | 260 MB/s |
| Random Read IOPS | 45000 |
| Random Write IOPS | 50000 |
| Average Latency | 55 μs |
| Mean Time Between Failures | 1.2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
The Micron RealSSD C400 512GB (MTFDDAK512MAM-1K1) is best suited for read-intensive virtualization boot tiers, analytics cache layers, and content-serving nodes that need SATA 6Gb/s compatibility while still delivering up to 500 MB/s sequential read and 45,000/50,000 IOPS random read/write performance. Its combination of 25nm MLC NAND and 144 TBW endurance gives it a stronger balance of sustained responsiveness and write tolerance than typical client-class SATA SSDs in the same generation, making it a more dependable choice for mixed-enterprise edge workloads.
With an endurance rating of 144 TBW, the MTFDDAK512MAM-1K1 can comfortably handle typical OS, boot, application, and light business workloads over many years, making it a dependable choice as a system drive. In practical terms, this level of write endurance is well aligned with everyday read-heavy client and embedded use cases, where total host writes usually remain far below the rated limit. Its specified UBER of 1.0E-15 indicates a very low uncorrectable bit error rate, supporting strong data integrity and predictable operation in normal enterprise-style usage. This model does not include power-loss protection (PLP), so it is best deployed in systems with stable power or external backup power, while still offering solid overall reliability with a 1.2 million hour MTBF rating.
1. The SATA 6Gb/s interface, paired with full bus-saturating sequential read performance, provides a drop-in upgrade path for legacy enterprise platforms while accelerating OS boot, backup restores, and large file streaming.
2. Strong random read capability helps databases, virtual desktop pools, and metadata-heavy applications serve more concurrent requests with smoother response under mixed workloads.
3. Its **[dwpd] DWPD** endurance profile supports sustained daily overwrite activity, making it suitable for always-on business environments that demand predictable lifespan and lower replacement risk.
4. Built on **25nm MLC NAND**, the drive balances cost efficiency with enterprise-grade write durability, fitting read-centric and mixed-use deployments that need better reliability than consumer flash.
5. With a typical latency of **55 µs**, the drive reduces storage wait time enough to improve application responsiveness in transactional systems and latency-sensitive virtualized infrastructure.
Lower capacity reference: 256GB Higher capacity reference: 1TB Within this series, the 512GB model sits at the practical sweet spot. Compared with the 256GB option, it gives meaningfully better space headroom for OS images, logs, patching, and moderate application growth, reducing early capacity pressure while keeping similar enterprise-class sequential and random performance. Compared with the 1TB model, it typically delivers the best balance of acquisition cost, usable endurance, and consistent I/O behavior without overcommitting budget. It is especially well suited for small-to-mid virtualization clusters, such as hosting boot and utility volumes for about 30–50 infrastructure workloads.
Q: Is MTFDDAK512MAM-1K1 suitable for a write-heavy database server?
A: MTFDDAK512MAM-1K1 is not ideal for write-heavy database workloads. Its 144TB TBW, 25nm MLC NAND, and lack of PLP make it better suited for read-focused or mixed-use applications.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Based on 144TB TBW and 512GB capacity, the drive supports about 281 full drive writes total. Assuming a 5-year warranty, that equals roughly 0.15 DWPD.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this model does not include power loss protection. PLP is critical in enterprise environments because it helps prevent in-flight data loss and reduces metadata corruption during sudden outages.
Q: What RAID level is recommended for this SSD?
A: For this SSD, RAID 1 or RAID 10 is generally recommended for better redundancy and performance balance. RAID choice should still depend on workload profile, capacity targets, and fault-tolerance requirements.