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| Brand | Samsung |
|---|---|
| Model | PM897 |
| Capacity | 1.92 TB |
| Usage Class | Mixed Use |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 6th-Gen TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 10512 TBW |
| Sequential Read | 560 MB/s |
|---|---|
| Sequential Write | 530 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 32000 |
| Average Latency | 40 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ-7KH1T9 |
|---|
Compared with the previous-generation MZ-7KH1T9, the PM897 MZ7L31T9HBNA-00AH3 upgrades to Samsung 6th-Gen V-NAND TLC and combines near-SATA-limit 560/530 MB/s performance with 97,000/32,000 IOPS and a 3 DWPD, 10,512 TBW endurance profile at 1.92 TB. That makes it the stronger choice over older enterprise SATA SSDs for write-intensive server boot, RAID refresh, database log, and virtualization workloads where sustained endurance, predictable latency, and long-life fleet economics matter more than simply adding capacity.
With an endurance rating of 10,512 TBW, this SSD is designed to handle approximately 10.5 petabytes of total writes over its service life, which translates to about 5.8 TB of writes per day over five years. In practical terms, that is far beyond the needs of a typical OS or boot drive and provides ample margin for long-term, write-intensive enterprise workloads. Its built-in Power Loss Protection (PLP) helps preserve in-flight data and critical mapping information during unexpected power outages, reducing the risk of corruption and unplanned downtime. The enterprise-class UBER rating of 1.0E-17 means an extremely low probability of unrecoverable read errors, helping ensure strong data integrity for business-critical storage environments.
1. The SATA 6Gb/s interface paired with 560 MB/s sequential read speed lets this drive fully utilize legacy enterprise backplanes, making OS boot, image distribution, and bulk data reads consistently fast without requiring a platform upgrade.
2. With 97,000 random read IOPS, the SSD can sustain responsive access to dense virtual machines, metadata-heavy databases, and other read-intensive workloads where transaction concurrency matters more than raw capacity.
3. A 3 DWPD endurance rating makes it well suited for write-active enterprise roles such as logging, OLTP, and mixed virtualization workloads that demand predictable lifespan under continuous daily rewrites.
4. Samsung 6th-Gen V-NAND TLC provides a strong balance of cost efficiency, power profile, and fleet-scale reliability, enabling higher storage density without sacrificing enterprise deployment practicality.
5. A typical latency of 40 µs helps reduce tail-response delays, improving application consistency in latency-sensitive environments such as real-time analytics, caching tiers, and high-transaction service platforms.
Lower capacity reference: 960 GB Higher capacity reference: 3.84 TB The 1.92 TB MZ7L31T9HBNA-00AH3 sits in the sweet spot of the series. Compared with the 960 GB model, it offers much better space headroom for OS images, application growth, logs, and overprovisioning, reducing early capacity pressure in enterprise deployments. Compared with the 3.84 TB model, it delivers a more attractive cost-per-node while keeping broadly similar enterprise SATA performance characteristics. This makes 1.92 TB the most balanced choice for mid-scale virtualization, such as boot and application storage for around 40 to 60 general-purpose virtual machines.
Q: Is MZ7L31T9HBNA-00AH3 suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 10,512 TBW, low 40 µs typical latency, and enterprise Samsung 6th-Gen TLC V-NAND, it is well suited for write-intensive database and transaction-heavy server workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 3 DWPD, meaning it can sustain about three full 1.92 TB drive writes per day across its warranty period, consistent with its 10,512 TBW endurance specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP is critical in enterprise environments because it helps preserve in-flight data and metadata during sudden outages, reducing corruption risk and improving storage reliability.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on workload needs. RAID 1 suits high availability, RAID 10 is ideal for database performance and redundancy, while RAID 5 or 6 fits capacity-focused environments.