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| Brand | Samsung |
|---|---|
| Model | PM897 |
| Capacity | 1.92 TB |
| Usage Class | Mixed Use |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 6th-Gen 128-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 10512 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 530 MB/s |
| Random Read IOPS | 97000 |
| Random Write IOPS | 32000 |
| Average Latency | 140 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7L31T9HBNA-00B7C |
|---|
The Samsung PM897 1.92TB (MZ7L31T9HBNA-00A07) delivers a clear generational step over MZ7L31T9HBNA-00B7C by combining Samsung 6th-Gen 128-layer V-NAND with 3 DWPD / 10,512 TBW endurance, making it a stronger fit for write-intensive enterprise SATA deployments that cannot sacrifice lifecycle reliability. With saturated SATA performance at 550/530 MB/s and up to 97,000/32,000 IOPS, it offers a better balance of endurance, flash density, and consistent transactional responsiveness than typical same-class SATA SSDs or older platform revisions.
With an endurance rating of 10,512 TBW and 3 DWPD, the MZ7L31T9HBNA-00A07 is designed for sustained enterprise write activity and can handle about 5.8 TB of host writes every day over a five-year service life. In typical workloads such as OS boot, virtualization, logging, and general server storage, this level of endurance provides a very large safety margin and supports long-term, worry-free operation. Its built-in power loss protection (PLP) helps preserve in-flight data and mapping information during an unexpected power interruption, reducing the risk of corruption and improving system recovery confidence. An UBER of 1.0E-17, together with a 2 million hour MTBF, indicates enterprise-class data integrity and reliability, giving procurement teams confidence for business-critical deployments.
1. The saturated SATA interface, paired with near bus-limit sequential throughput, helps legacy enterprise platforms accelerate boot storms, backup windows, and large-file streaming without requiring a PCIe infrastructure refresh.
2. Its strong random-read capability keeps database indexes, virtual machine images, and metadata-heavy workloads highly responsive even under dense multi-tenant access patterns.
3. A durability profile rated for multiple full-drive rewrites per day makes it well suited for write-intensive enterprise roles such as logging, OLTP, and cache layers with sustained update pressure.
4. Samsung’s advanced V-NAND architecture combines high bit density with mature TLC behavior, giving data centers a practical balance of capacity efficiency, predictable performance, and fleet-scale reliability.
5. The low typical access latency shortens storage response time enough to improve transaction consistency and reduce tail-latency penalties in latency-sensitive applications.
Lower capacity: 960 GB Higher capacity: 3.84 TB The 1.92 TB option sits at the sweet spot in this SSD family. Compared with the 960 GB model, it gives much better headroom for OS images, application data, logs, and future growth, reducing the risk of early capacity pressure. Compared with the 3.84 TB model, it keeps acquisition cost and replacement budget under better control while delivering essentially the same enterprise-class sequential and random I/O behavior. This makes it a strong fit for mid-scale virtualization clusters, database nodes, or around 40–60 general-purpose cloud server boot volumes.
Q: Is MZ7L31T9HBNA-00A07 suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 10,512 TBW, low 140 µs typical latency, and enterprise Samsung 128-layer V-NAND TLC, this SSD is well suited for write-intensive database and transactional server workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 3 DWPD, meaning it can sustain about three full 1.92 TB drive writes per day throughout its warranty period, aligning 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 helps preserve in-flight data and metadata during unexpected outages, which is critical for maintaining data integrity, consistency, and reducing corruption risks in enterprise environments.
Q: What RAID level is recommended for this SSD?
A: For enterprise deployments, RAID 10 is commonly recommended for the best balance of performance and redundancy. RAID 1 suits smaller systems, while RAID 5 or 6 may fit capacity-focused environments.