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| Brand | Micron |
|---|---|
| Model | 1100 |
| Capacity | 256GB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" 7mm |
|---|
| NAND Flash | 3D TLC |
|---|---|
| Drive Writes Per Day | |
| Total Bytes Written | 120 TBW |
| Sequential Read | 530 MB/s |
|---|---|
| Sequential Write | 500 MB/s |
| Random Read IOPS | 55000 |
| Random Write IOPS | 83000 |
| Average Latency | μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
The Micron 1100 256GB (MTFDDAK256TBN-1AR15ABHA) is a strong fit for read-intensive server boot, edge gateway, and VDI image workloads where SATA compatibility, low latency, and consistent QoS matter more than raw capacity. Compared with HDDs or older SATA SSDs, its 3D TLC architecture combines full 6Gb/s-class throughput up to 530/500 MB/s with 55,000/83,000 IOPS and 120 TBW endurance, delivering a better balance of responsiveness, reliability, and deployment efficiency in legacy SATA infrastructures.
With an endurance rating of 120 TBW, this 256GB SSD supports roughly 120,000GB of total host writes, which is about 1.3 DWPD over the 1-year warranty period. In practical terms, for typical boot or system-drive workloads of around 20–30GB of writes per day, it can operate for well over 10 years before reaching its TBW limit. From a reliability perspective, the drive is rated at 1.5 million hours MTBF and an UBER of 1.0E-15, meaning an unrecoverable read error is statistically limited to about one bit per 10^15 bits read, which supports stable and dependable operation in business environments. This model does not include power-loss protection, so it is best positioned for boot, OS, and other read-focused applications where in-flight write preservation during an unexpected power outage is not a mandatory requirement.
1. The SATA 6Gb/s interface provides broad drop-in compatibility with existing enterprise storage backplanes, making it a low-risk upgrade for legacy servers and boot-optimized platforms.
2. A sequential read speed of 530 MB/s helps accelerate large file streaming, system imaging, and analytics data staging, reducing wait time for bandwidth-heavy enterprise workloads.
3. With 55,000 K IOPS random read performance, the drive can keep virtualized environments, OLTP databases, and read-intensive application tiers highly responsive under fragmented access patterns.
4. A durability rating of [dwpd] DWPD indicates the drive is built to sustain predictable daily write pressure, supporting stable lifecycle planning for always-on enterprise deployments.
5. Built on 3D TLC NAND, the SSD balances capacity, cost efficiency, and power-conscious performance, making it well suited for scale-out data center storage where $/GB matters.
Lower capacity reference: 128GB Higher capacity reference: 512GB In this SSD family, the 256GB model sits at the sweet spot for mainstream enterprise deployment. Compared with the 128GB version, it offers much better headroom for OS images, logs, metadata, and overprovisioning, reducing capacity pressure in daily operations. Compared with the 512GB option, it preserves nearly the same enterprise-class sequential and random performance while keeping acquisition cost and fleet budgeting under tighter control. This makes 256GB especially well suited for medium-scale virtualization clusters, such as boot and infrastructure storage for about 30 to 50 compute nodes.
Q: Is MTFDDAK256TBN-1AR15ABHA suitable for a write-heavy database server?
A: Not ideal for write-heavy database workloads. With 3D TLC NAND, 120TB TBW, and no PLP, it is better suited for read-intensive, mixed-use, or light-to-moderate write environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Based on 120TBW and 256GB capacity, endurance is about 469 full drive writes total. Assuming a 5-year warranty, that equals roughly 0.26 DWPD, or about one full write every four days.
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 systems because it helps prevent in-flight data loss and metadata corruption during sudden power interruptions.
Q: What RAID level is recommended for this SSD?
A: For most business applications, RAID 1 or RAID 10 is recommended to improve redundancy and uptime. RAID 10 is preferable when both performance and fault tolerance are important.