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| Brand | Samsung |
|---|---|
| Model | PM830 |
| Capacity | 256GB |
| Usage Class | Client |
| Host Interface | SATA |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | MLC |
|---|---|
| Drive Writes Per Day | 0.22 |
| Total Bytes Written | 100 TBW |
| Sequential Read | 520 MB/s |
|---|---|
| Sequential Write | 400 MB/s |
| Random Read IOPS | 80000 |
| Random Write IOPS | 36000 |
| Average Latency | 50 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ7PA256HMDR |
|---|
Compared with the previous-generation MZ7PA256HMDR, the Samsung PM830 MZ7PC256HBFU-0BW00 advances the 256GB SATA platform to up to 520/400 MB/s sequential performance and 80,000/36,000 IOPS random throughput, delivering a clear step-up in OS boot, application launch, and VDI image responsiveness. Its MLC NAND and 100 TBW endurance give it stronger long-term write resilience than typical client-grade SATA SSDs in the same class, making it a well-balanced choice for read-heavy enterprise client fleets and workstation boot drives.
With an endurance rating of 100 TBW, this SSD can sustain about 27 GB of host writes per day over 10 years, which is well aligned with typical OS, boot, and light application workloads. In practical terms, for use as a system drive or in read-focused deployments, its 0.22 DWPD rating indicates sufficient write endurance for long-term, stable operation without concern under normal daily usage patterns. The specified UBER of 1.0E-15 means the drive is designed for a very low uncorrectable bit error rate, supporting dependable data reads in business applications. This model does not include power-loss protection (PLP), so while it is a solid choice for standard environments with stable power or upstream backup power, workloads requiring protection for in-flight writes during sudden outages should use additional system-level safeguards.
1. The SATA interface offers broad plug-and-play compatibility with mainstream enterprise servers and storage arrays, making it a low-risk upgrade path for legacy infrastructure and mixed-fleet deployments.
2. Its sequential read performance is well suited for accelerating boot volumes, log retrieval, backup restores, and other streaming-heavy enterprise workloads where steady data delivery matters most.
3. Strong random read capability helps databases, virtual desktop environments, and metadata-intensive applications respond faster under highly fragmented access patterns.
4. This endurance profile is best aligned with read-centric enterprise use cases such as content repositories, reference databases, and boot or cache tiers, where write pressure remains controlled over the service life.
5. MLC NAND combined with low typical latency provides a balanced mix of predictability, flash reliability, and quick response times for latency-sensitive business applications.
Reference capacities in the same series: Lower capacity: 128GB Higher capacity: 512GB Capacity positioning analysis: In this series, the 256GB model sits at the practical sweet spot. Compared with the 128GB version, it offers much better headroom for OS images, application binaries, logs, and growth over time, reducing early capacity pressure in mixed enterprise workloads. Compared with the 512GB option, it keeps acquisition cost and replacement budgeting under tighter control while delivering broadly similar sequential throughput and random IOPS for typical deployments. It is best suited for small-to-mid virtualization clusters, such as hosting boot and utility volumes for about 40 to 60 light enterprise workloads.
Q: Is MZ7PC256HBFU-0BW00 suitable for a write-heavy database server?
A: Not ideally. Although it uses MLC NAND, its 0.22 DWPD and 100 TBW indicate moderate endurance, making it better for read-intensive or mixed workloads than sustained write-heavy database servers.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 0.22 DWPD, meaning about 0.22 full drive writes per day over its warranty term. For 256GB capacity, that equals roughly 56GB of writes daily.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, it does not include power loss protection. PLP is critical in enterprise environments because it helps prevent in-flight data loss and reduces metadata or file-system corruption during sudden outages.
Q: What RAID level is recommended for this SSD?
A: For most server deployments, RAID 1 or RAID 10 is recommended to balance redundancy and performance. Avoid relying on a single drive, especially since this model has no PLP.