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| Brand | Samsung |
|---|---|
| Model | PM897 |
| Capacity | 3.84 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 | 21024 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 530 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 | MZ7LH3T8HMLT |
|---|
Compared with the previous-generation MZ7LH3T8HMLT, the MZ7L33T8HBNA PM897 advances to Samsung 6th-Gen 128-layer V-NAND, delivering a newer NAND platform while sustaining enterprise-grade 3 DWPD endurance and 21,024 TBW at 3.84 TB. It is a strong drop-in SATA 6 Gb/s upgrade for write-intensive server and storage-array refreshes, combining near-interface-limit 550/530 MB/s performance with up to 97,000/32,000 IOPS without requiring any infrastructure change.
With an endurance rating of 21,024 TBW and 3 DWPD, the MZ7L33T8HBNA is built for sustained enterprise write workloads and can comfortably handle frequent full-drive writes throughout its service life. In typical server or storage deployments, this level of endurance means it can serve as a system, cache, or application drive for many years without endurance becoming a practical concern. For enterprise reliability, the drive includes power-loss protection (PLP), which helps preserve in-flight data and protects metadata integrity if power is unexpectedly interrupted. Its UBER of 1.0E-17 and 2 million hours MTBF indicate a very low likelihood of uncorrectable read errors and strong long-term operational stability, giving procurement teams added confidence for business-critical environments.
1. The SATA 6.0 Gbps interface, paired with 550 MB/s sequential read speed, provides a drop-in upgrade path for legacy enterprise servers while accelerating boot, backup, and large-file streaming workloads.
2. With 97,000 random-read IOPS, this drive sustains responsive access to heavily indexed databases, virtual machine images, and read-centric cloud applications under concurrent demand.
3. Rated for 3 DWPD, it is built for write-intensive enterprise environments such as logging, OLTP, and mixed-use virtualization where consistent endurance directly protects service life and replacement cycles.
4. Samsung V-NAND 6th-Gen 128-layer 3D TLC enables higher bit density with mature enterprise flash behavior, balancing capacity efficiency, power characteristics, and predictable reliability at scale.
5. A typical latency of 120 µs helps reduce storage wait time for transactional workloads, improving application responsiveness and supporting tighter SLA targets in multi-user systems.
Lower capacity reference: 1.92 TB Higher capacity reference: 7.68 TB Capacity positioning analysis: In this series, 3.84 TB sits at the sweet spot. Compared with the 1.92 TB model, it provides much better headroom for VM growth, dataset expansion, and overprovisioning flexibility, reducing the risk of early capacity pressure. Compared with the 7.68 TB option, it achieves a more attractive balance between acquisition cost, usable capacity, and enterprise-grade performance, since sequential throughput and random IOPS remain broadly similar across capacities. It is especially well suited for mid-scale virtualization clusters, mixed database workloads, or dense application nodes serving roughly 40 to 60 business workloads.
Q: Is MZ7L33T8HBNA suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 21,024 TBW, low 120 µs typical latency, and enterprise Samsung 128-layer V-NAND TLC, MZ7L33T8HBNA 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 model is rated for 3 full drive writes per day. For a 3.84 TB SSD, that equals about 11.52 TB of writes daily across its warranty period.
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 in enterprise storage environments.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is commonly recommended for database and transactional workloads, as it balances strong performance, low latency, and fault tolerance. RAID 1 or RAID 5 may fit other priorities.