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| Brand | Samsung |
|---|---|
| Model | PM1733 |
| Capacity | 15.36 TB |
| Usage Class | Enterprise/Read-Intensive |
| Host Interface | PCIe 4.0 x4, NVMe 1.3 |
|---|---|
| Total Interface Bandwidth | 64 Gb/s |
| Form Factor | U.2 (2.5 inch 15mm) |
|---|
| NAND Flash | Samsung V5 (9xL) TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 28032 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 | MZQLB15THALA |
|---|
Compared with predecessor MZQLB15THALA, the PM1733 MZ-WLJ15T0 moves to a PCIe 4.0 x4 platform and Samsung V5 TLC, delivering up to 7,000 MB/s read, 3,800 MB/s write, and 1.45M random-read IOPS for a clear generational jump in host-side performance density. With 15.36 TB capacity and 28,032 TBW at 1 DWPD, it preserves enterprise endurance while offering materially higher throughput per drive, making it the stronger choice for dense virtualization, read-heavy databases, and analytics tiers.
With an endurance rating of 28,032 TBW and 1 DWPD, the MZ-WLJ15T0 is designed to handle very heavy write activity, making it suitable for demanding enterprise workloads as well as long-term mixed-use deployment. In typical real-world use, this level of endurance means it can operate as a system or application drive for many years with substantial margin, giving buyers confidence in stable service life rather than just meeting minimum requirements. Its enterprise-class reliability is further strengthened by power-loss protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption or incomplete writes. An UBER of 1.0E-17 and a 2 million hour MTBF indicate a very low uncorrectable bit error rate and strong overall reliability, supporting dependable data integrity in business-critical environments.
1. The PCIe 4.0 x4 NVMe architecture, paired with top-tier sequential bandwidth, enables much faster dataset ingestion, VM boot, and large-file movement in performance-sensitive enterprise servers.
2. Its exceptional random read capability is ideal for heavily parallelized workloads such as OLTP databases, metadata services, and high-concurrency virtualization clusters where transaction density matters most.
3. A 1 DWPD endurance profile makes it a strong fit for read-centric to mixed-use enterprise deployments that need predictable lifespan under daily full-drive rewrite conditions.
4. Samsung V5 TLC NAND provides a balanced combination of density, power efficiency, and cost control, helping datacenters scale capacity without sacrificing enterprise-class consistency.
5. Typical latency of 85 µs supports faster application response times, reducing storage wait states in real-time analytics, caching tiers, and latency-sensitive cloud services.
Lower capacity reference: 7.68 TB Higher capacity reference: 30.72 TB At 15.36 TB, the MZ-WLJ15T0 sits in the sweet spot of the series. Compared with the 7.68 TB model, it gives much more headroom for dataset growth, denser consolidation, and longer refresh cycles without changing the typical enterprise read/write and IOPS profile. Compared with the 30.72 TB option, it usually delivers the best balance between acquisition cost, usable capacity, and predictable performance per drive. It is especially well suited for mid-scale virtualization clusters, such as storage pools supporting about 40 to 60 mixed-application virtual machines.
Q: Is MZ-WLJ15T0 suitable for a write-heavy database server?
A: Yes, it can support write-intensive database workloads. With 1 DWPD, 28,032 TBW endurance, low 85 µs latency, and enterprise TLC NAND, it fits many mixed or moderately write-heavy server environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: The rated endurance is 1 DWPD, meaning the drive can handle one full 15.36 TB write per day throughout its warranty period, consistent with the specified 28,032 TB total bytes written.
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, which is critical for maintaining data integrity, filesystem consistency, and database reliability.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is commonly recommended for performance-sensitive databases, as it combines redundancy with strong write performance. For capacity-focused deployments, RAID 5 or RAID 6 may also be considered.