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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 |
|---|
Compared with the earlier MZ7L31T9HBNA, the MZ7L31T9HBNA-00B7C refresh strengthens the PM897 platform with Samsung 6th-Gen 128-layer V-NAND and a 3 DWPD, 10,512 TBW endurance envelope, making it a more write-resilient choice for enterprise SATA refresh cycles. At 1.92 TB, it combines near-limit SATA throughput of 550/530 MB/s with 97,000/32,000 IOPS, giving server boot, virtualization, and read-heavy database tiers a dependable low-latency SSD with stronger lifecycle value than typical 1 DWPD SATA peers.
With an endurance rating of 10,512 TBW and 3 DWPD, the MZ7L31T9HBNA-00B7C is built for sustained write-intensive enterprise workloads over its service life. In practical terms, under typical server or OS-drive usage, this level of endurance provides a very large safety margin and can support many years of stable operation without endurance concerns. For enterprise reliability, this SSD includes power loss protection (PLP), which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption. Its UBER of 1.0E-17, together with a 2 million hour MTBF, reflects a high-integrity design intended to minimize uncorrectable read errors and support dependable long-term deployment in business-critical systems.
1. The SATA 6.0 Gbps interface, paired with 550 MB/s sequential read performance, provides a drop-in upgrade path for existing enterprise servers while accelerating boot storms, backup restores, and large-file access.
2. With 97,000 random read IOPS, this drive can sustain responsive performance for metadata-heavy workloads such as virtualization, OLTP databases, and high-concurrency web applications.
3. A 3 DWPD endurance rating makes it well suited for write-intensive enterprise use cases, helping data centers run logging, caching, and mixed transactional workloads with predictable lifespan.
4. Built on Samsung V-NAND 6th-Gen 128-layer 3D TLC, the drive balances enterprise-grade capacity efficiency, power characteristics, and reliability for always-on deployment environments.
5. The 140 µs typical latency helps reduce tail-response delays, improving application consistency in latency-sensitive workloads like real-time analytics and virtual desktop infrastructure.
Lower capacity reference: 960 GB Higher capacity reference: 3.84 TB Capacity positioning analysis: In the PM893 family, 1.92 TB sits at the sweet spot for mainstream enterprise deployment. Compared with the 960 GB model, it gives much better headroom for OS growth, application logs, patch staging, and data buffering, reducing the risk of early capacity pressure. Compared with the 3.84 TB model, it preserves nearly the same typical sequential and random performance profile while delivering a more efficient cost-per-deployment point. It is especially well suited for medium-scale virtualization clusters, such as boot and application storage for roughly 40 to 60 business VMs.
Q: Is MZ7L31T9HBNA-00B7C suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 10,512 TBW, low 140 µs typical latency, and enterprise Samsung V-NAND, it is well suited for write-intensive database, logging, 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 complete 1.92 TB drive writes per day throughout its warranty period, consistent with its 10,512 TBW endurance rating.
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 and reducing corruption risk in enterprise systems.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on your priority. RAID 1 or RAID 10 is typically preferred for databases and critical workloads, while RAID 5 or RAID 6 suits capacity-focused environments.