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| Brand | Samsung |
|---|---|
| Model | PM871a |
| Capacity | 1TB |
| Usage Class | Client / PC |
| Host Interface | SATA 6.0 Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND TLC |
|---|---|
| Drive Writes Per Day | 0.5 |
| Total Bytes Written | 300 TBW |
| Sequential Read | 540 MB/s |
|---|---|
| Sequential Write | 525 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 88000 |
| 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 | MZ7LN1T0HCHP |
|---|
Compared with the earlier MZ7LN1T0HCHP, the PM871a MZ7LN1T0HMJP advances to Samsung V-NAND TLC and delivers near-SATA-limit performance at 540/525 MB/s with up to 97,000/88,000 IOPS, making it a stronger fit for latency-sensitive OS, VDI, and read-optimized application tiers. Its 1TB capacity combined with 0.5 DWPD and 300 TBW gives this model a better-balanced mix of usable density, responsiveness, and endurance for large-scale client or entry-server deployments than typical SATA drives in its class.
With a rated endurance of 300 TBW and 0.5 DWPD, the MZ7LN1T0HMJP is well suited for typical boot-drive, OS, office, and general application workloads where daily write volume is moderate. In practical terms, for a 1 TB system drive used in normal enterprise client or light server scenarios, this level of endurance can comfortably support many years of operation without endurance becoming a concern. Its UBER rating of 1.0E-15 means the drive is designed for a very low unrecoverable read error rate, helping maintain strong data integrity during normal operation. This model does not include power-loss protection, so while it remains reliable for systems with stable power or UPS coverage, it is best deployed where protection of in-flight writes during sudden power failure is not a strict requirement.
1. The SATA 6.0 Gb/s interface provides broad compatibility with existing enterprise servers and storage arrays, making fleet upgrades simpler and more cost-efficient.
2. With 540 MB/s sequential read performance, the drive speeds up boot storms, image loading, and large-file access in read-centric business environments.
3. Its 97,000 K IOPS random read capability helps databases, VDI, and virtualized workloads maintain faster response under highly concurrent small-block access.
4. Rated at 0.5 DWPD, it fits mixed-read enterprise deployments that need predictable lifespan and lower replacement risk rather than intensive daily overwrites.
5. Samsung V-NAND TLC paired with 100 µs typical latency delivers a practical balance of flash efficiency, stable responsiveness, and cost-effective performance for latency-sensitive applications.
Lower capacity reference: 960GB Higher capacity reference: 1.92TB Capacity positioning analysis: Within this enterprise SATA SSD family, the 1TB class sits in the sweet spot. Compared with the 960GB option, it gives noticeably better headroom for OS images, log growth, patch staging, and short-term workload bursts, reducing the need for early capacity expansion. Compared with the 1.92TB model, it preserves nearly the same mainstream enterprise sequential and random performance profile while delivering a more efficient cost-per-deployment point. In practice, this makes it a balanced choice for mid-scale virtualization clusters, such as hosting boot and application volumes for around 60 to 80 general-purpose virtual machines.
Q: Is MZ7LN1T0HMJP suitable for a write-heavy database server?
A: Not ideally. With 0.5 DWPD, 300 TBW, and TLC V-NAND, this SSD is better suited for read-intensive or mixed workloads rather than sustained write-heavy database server applications.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 0.5 DWPD, meaning it can support about half of its 1TB capacity in writes per day throughout the specified warranty period.
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 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: RAID 1 or RAID 10 is generally recommended, depending on capacity and performance needs. These levels improve redundancy and availability, which is important since this SSD lacks PLP.