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| Brand | Samsung |
|---|---|
| Model | PM1733a Series |
| Capacity | 7.68TB |
| Usage Class | Enterprise Data Center / Read Intensive |
| Host Interface | PCIe Gen 4.0 x4, NVMe |
|---|---|
| Total Interface Bandwidth | 16 Gb/s |
| Form Factor | 2.5 (U.2) 15mm |
|---|
| NAND Flash | Samsung V6 (128-layer) 3D V-NAND TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 14016 TBW |
| Sequential Read | 7000 MB/s |
|---|---|
| Sequential Write | 3800 MB/s |
| Random Read IOPS | 1400000 |
| Random Write IOPS | 160000 |
| Average Latency | 95 μs |
| Mean Time Between Failures | 2.0 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLR7T6HBLA-00007 |
|---|
Compared with the earlier MZWLR7T6HBLA-00007, the MZWLR7T6HBLA-00AC9 in the PM1733a Series advances to Samsung V6 128-layer 3D V-NAND TLC on a PCIe Gen4 x4 NVMe interface, delivering up to 7,000/3,800 MB/s and 1.4M/160K IOPS for a clear generational uplift in bandwidth and read-side scalability. Its 7.68TB capacity, 1 DWPD rating, and 14,016 TBW endurance make it a strong fit for read-heavy virtualization, large-scale analytics caching, and content delivery tiers that need maximum PCIe Gen4 performance without moving to a higher-endurance cost profile.
With an endurance rating of 14,016 TBW and 1 DWPD, the MZWLR7T6HBLA-00AC9 is designed to sustain one full drive write per day across its warranty period, making it well suited for steady enterprise workloads with frequent data updates. In typical real-world use, this level of endurance is far beyond the demands of OS boot, application, and general server storage, giving buyers confidence in long-term service life under normal deployment conditions. For enterprise reliability, built-in power loss protection (PLP) helps preserve in-flight data and protects metadata integrity if power is interrupted unexpectedly, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, supporting high data integrity expectations in business-critical environments, while the 2 million-hour MTBF further reflects a design intended for dependable continuous operation.
1. The PCIe Gen4 x4 NVMe architecture provides the bandwidth and parallelism needed to keep modern database, virtualization, and analytics platforms fed without storage becoming the bottleneck.
2. Its class-leading sequential read performance accelerates large file streaming, backup recovery, and model or dataset loading, helping enterprise systems shorten job start times and improve overall throughput.
3. The exceptionally high random read capability makes it ideal for latency-sensitive workloads such as OLTP databases, VDI boot storms, and high-concurrency web services where massive small-block access is constant.
4. A one-drive-write-per-day endurance profile gives enterprises a balanced fit for mixed-use deployments, supporting sustained daily production workloads while keeping fleet-wide replacement risk and TCO under control.
5. Built on Samsung’s advanced high-layer 3D TLC V-NAND and paired with very low typical latency, it delivers a strong blend of density, consistency, and fast response time for business-critical applications.
Lower-capacity reference: 3.84TB Higher-capacity reference: 15.36TB Capacity positioning analysis: In this series, 7.68TB sits in the sweet spot between the 3.84TB and 15.36TB options. Compared with 3.84TB, it gives much better space headroom for dataset growth, OS images, logs, and application consolidation, reducing the need for early drive expansion. Compared with 15.36TB, it delivers a more balanced acquisition cost while keeping enterprise-standard sequential and random performance essentially in the same class. It is best suited for mid-scale deployments, such as a 2-node to 4-node virtualization cluster or a compact all-flash database tier.
Q: Is MZWLR7T6HBLA-00AC9 suitable for a write-heavy database server?
A: Yes, it can support database workloads well, but with 1 DWPD it is better suited for mixed-use rather than extremely write-heavy environments. For sustained intensive writes, a higher-endurance SSD is recommended.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1 DWPD, meaning it can sustain one full 7.68TB drive write per day during its warranty period, aligned with its total endurance rating of 14,016 TBW.
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: RAID 1, 10, or 5 can be selected depending on your priorities. For databases and enterprise workloads, RAID 10 is commonly recommended for balanced performance, redundancy, and reliable rebuild behavior.