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| Brand | Samsung |
|---|---|
| Model | PM1733 |
| Capacity | 7.68 TB |
| Usage Class | Read Intensive |
| Host Interface | PCIe Gen4 x4 |
|---|---|
| Total Interface Bandwidth | 64 Gb/s |
| Form Factor | U.2 (2.5") |
|---|
| NAND Flash | Samsung V-NAND 5th-Gen 92-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 14016 TBW |
| Sequential Read | 7000 MB/s |
|---|---|
| Sequential Write | 3800 MB/s |
| Random Read IOPS | 1450000 |
| Random Write IOPS | 135000 |
| Average Latency | 85 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLR7T6HALA |
|---|
Compared with the earlier MZWLR7T6HALA listing, the MZWLR7T6HALA-00AD3 delivers the PM1733’s mature 7.68 TB PCIe Gen4 x4 profile with up to 7,000/3,800 MB/s and 1.45M/135K IOPS, giving materially higher host-side bandwidth and stronger random-read density for virtualization, analytics, and scale-out database nodes. Its 1 DWPD rating, 14,016 TBW endurance, and Samsung 5th-Gen 92-layer V-NAND TLC make it a stronger long-life choice than typical same-class TLC drives when you need Gen4 performance without stepping up to a higher-cost mixed-use SSD.
With an endurance rating of 14,016 TBW and 1 DWPD, this SSD is designed to handle writing its full capacity once per day over its rated service life, making it well suited for demanding enterprise workloads. In practical terms, for typical OS, application, and mixed read/write server usage, this level of endurance provides long-term headroom and can support many years of stable operation without wear being a primary concern. For enterprise reliability, built-in Power Loss Protection (PLP) helps preserve in-flight data and protects metadata integrity if power is unexpectedly interrupted, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-17 means an extremely low probability of unrecoverable bit errors during reads, which is a key indicator of strong data integrity for business-critical storage environments.
1. The PCIe Gen4 x4 interface provides a modern host link that removes storage bottlenecks for virtualization clusters, AI data pipelines, and high-density database servers.
2. Its class-leading sequential read performance accelerates dataset ingestion, backup restores, and large VM or container image loading, helping reduce application startup and recovery windows.
3. Exceptional random read capability paired with ultra-low typical latency enables consistently fast response for OLTP databases, metadata-heavy workloads, and latency-sensitive cloud services under deep queue pressure.
4. The 1 DWPD endurance profile is well suited for enterprise environments with steady daily write activity, delivering predictable lifespan and lower replacement risk in mixed-use deployments.
5. Samsung’s 5th-Gen 92-layer 3D TLC V-NAND balances density, power efficiency, and reliability, giving data centers a cost-effective flash foundation for scalable always-on workloads.
For the 7.68 TB MZWLR7T6HALA-00AD3, the nearest lower capacity in the same enterprise family is 3.84 TB, and the nearest higher capacity is 15.36 TB. As is typical for enterprise SSDs in the same series, sequential read/write and random IOPS are generally very close across these capacities. At 7.68 TB, this model sits in the series sweet spot. Compared with 3.84 TB, it gives much better space headroom for data growth, cache expansion, and VM density without forcing early drive replacement. Compared with 15.36 TB, it usually delivers a better balance of acquisition cost, usable capacity, and operational efficiency while keeping similar performance. It is especially well suited for mid-scale virtualization clusters, mixed OLTP databases, or hyperconverged nodes that need strong capacity without overspending on top-tier drive sizes.
Q: Is MZWLR7T6HALA-00AD3 suitable for a write-heavy database server?
A: Yes, it can support write-intensive database workloads. With 1 DWPD, 14,016 TBW, PCIe Gen4 x4, and low 85 µs latency, it is well suited for enterprise server environments.
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 7.68 TB drive write per day throughout its warranty period, consistent with its 14,016 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 servers.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is commonly recommended for database and virtualization workloads because it balances performance and redundancy. For capacity-focused applications, RAID 5 or RAID 6 may also be considered.