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| Brand | Samsung |
|---|---|
| Model | PM897 |
| Capacity | 960 GB |
| Usage Class | Mixed Use |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 3D TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 5256 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 32000 |
| Average Latency | 120 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7KH960HAJR-00005 |
|---|
Compared with the earlier MZ7KH960HAJR-00005, the Samsung PM897 MZ-7L3960C advances to Samsung V-NAND 3D TLC and delivers a stronger enterprise SATA profile with 3 DWPD, 5,256 TBW, 550/520 MB/s sequential performance, and up to 97,000/32,000 IOPS. That combination gives this 960 GB drive a clear edge for write-intensive boot, logging, and virtualized server tiers, where higher endurance and better random-read responsiveness than prior-generation SATA SSDs directly improve service life and workload stability.
With an endurance rating of 5,256 TBW and 3 DWPD, the MZ-7L3960C is built for sustained enterprise write workloads far beyond typical client or light server usage. In practical terms, this level of endurance means it can comfortably serve as a continuously active system or application drive for many years, including around-the-clock operation under demanding daily write volumes. For enterprise reliability, power loss protection (PLP) helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption and improving system integrity. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, providing the data accuracy and read reliability expected in business-critical storage environments.
1. The SATA 6Gb/s interface ensures broad plug-and-play compatibility with mainstream enterprise backplanes and existing server storage stacks, making it a low-risk upgrade for legacy fleets.
2. With sequential reads up to 550 MB/s, this drive accelerates bulk data access such as boot images, backup restores, and large-scale log or media retrieval in read-heavy environments.
3. Its random read capability of 97,000 IOPS helps databases, virtual machines, and metadata-intensive workloads respond faster under highly concurrent access patterns.
4. Rated for 3 DWPD, the SSD is built to sustain demanding write-intensive enterprise applications, supporting predictable lifespan in caching, OLTP, and mixed-workload deployments.
5. Samsung V-NAND 3D TLC combined with a typical latency of 120 µs delivers a strong balance of density, cost efficiency, and consistently quick response times for latency-sensitive business services.
Lower capacity reference: 480 GB Higher capacity reference: 1.92 TB Capacity positioning analysis: In this series, the 960 GB model sits at the practical sweet spot. Compared with the 480 GB version, it gives much better headroom for OS images, logs, application growth, and overprovisioning flexibility, reducing the risk of early capacity pressure. Compared with the 1.92 TB option, it usually delivers the best balance of acquisition cost, usable capacity, and enterprise-grade performance consistency. It is well suited for mid-scale virtualization, such as supporting system and application storage for about 40 to 60 general-purpose virtual machines or a compact mixed-workload database cluster.
Q: Is MZ-7L3960C suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 5256 TBW, low 120 µs typical latency, and Samsung V-NAND 3D TLC, the MZ-7L3960C is well suited for write-intensive database workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This SSD is rated for 3 DWPD, meaning it can handle about three full 960 GB drive writes per day throughout its warranty period, assuming operation within specified conditions.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and metadata during sudden outages, reducing corruption risk and improving reliability for enterprise and transactional applications.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on your workload. RAID 1 or RAID 10 is typically recommended for database and enterprise use, as they provide strong redundancy, performance, and better fault tolerance.