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| Brand | Samsung |
|---|---|
| Model | PM871 |
| Capacity | 256GB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | M.2 |
|---|
| NAND Flash | Samsung V-NAND 3bit MLC (TLC) |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 75 TBW |
| Sequential Read | 540 MB/s |
|---|---|
| Sequential Write | 280 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 74000 |
| Average Latency | 100 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZMLN256HAGL |
|---|
Compared with the previous-generation MZMLN256HAGL, the Samsung PM871 MZMLN256HCHP-000D1 delivers a clearer enterprise SATA value point with stronger mixed-workload responsiveness, reaching up to 97,000/74,000 random read/write IOPS while sustaining 540/280 MB/s sequential performance at 256GB. Its Samsung V-NAND 3-bit MLC (TLC) design and 75 TBW endurance make it a better fit for read-centric boot, virtualization, and scale-out server tiers that need more consistent latency and write durability than earlier entry SATA SSDs.
With a rated endurance of 75 TBW and 0.3 DWPD, this 256GB SSD is well suited for read-heavy, light-write workloads such as OS boot, application loading, thin clients, and embedded system storage. In typical system-disk use where daily writes remain modest, it can deliver many years of service before reaching its endurance rating, making it a practical and reliable choice for non-write-intensive deployments. Its UBER of 1.0E-15 and MTBF of 1.5 million hours indicate a solid reliability profile for normal operation, helping ensure data integrity and stable long-term use in business environments. This model does not include power-loss protection, so while it is appropriate for systems with stable power or UPS coverage, it is best used in applications where protection against in-flight data loss during an unexpected outage is not a strict requirement.
1. The SATA 6Gb/s interface ensures broad compatibility with mainstream enterprise servers and storage arrays, enabling cost-efficient upgrades without changing existing backplane infrastructure.
2. Its sequential read performance accelerates boot storms, image distribution, and large-file retrieval, helping virtualized and content-serving environments respond faster under heavy demand.
3. Strong random read capability supports transaction-heavy databases, VDI, and metadata-intensive workloads by sustaining rapid access to small blocks at scale.
4. A light write-endurance profile makes this drive best suited for read-centric enterprise deployments such as boot drives, reference datasets, and content repositories where predictable longevity matters more than write intensity.
5. Samsung V-NAND 3bit MLC combined with low typical latency delivers a balanced mix of flash density, response consistency, and power-efficient performance for latency-sensitive business applications.
Lower capacity reference: 128GB Higher capacity reference: 512GB In this series, the 256GB MZMLN256HCHP-000D1 sits at the sweet spot. Compared with the 128GB model, it offers much better headroom for OS growth, application logs, overprovisioning, and mixed enterprise workloads without changing the overall performance class, since sequential throughput and random IOPS remain broadly similar. Compared with the 512GB model, it delivers a more attractive cost-to-performance balance for deployments that do not need extra capacity. It is well suited for small to mid-size virtualization clusters, such as boot and utility storage for about 30 to 50 light-duty virtual machines.
Q: Is MZMLN256HCHP-000D1 suitable for a write-heavy database server?
A: No. With 0.3 DWPD, 75 TBW, TLC V-NAND, and no PLP, this model is better suited for read-intensive or mixed workloads rather than write-heavy database server environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This SSD is rated at 0.3 DWPD, meaning about 30% of its 256GB capacity can be written daily over the warranty period, equivalent to roughly 76.8GB of writes per day.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, it does not include PLP. Power loss protection is critical because it helps prevent in-flight data loss and metadata corruption during sudden power failures, especially in enterprise systems.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is generally recommended for this SSD, depending on capacity needs. These levels improve redundancy and read performance while reducing risk from drive failure.