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| Brand | Samsung |
|---|---|
| Model | PM1725b |
| Capacity | 3.2TB |
| Usage Class | Enterprise |
| Host Interface | NVMe PCIe Gen3 x4 |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 3bit MLC (TLC) |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 17520 TBW |
| Sequential Read | 3500 MB/s |
|---|---|
| Sequential Write | 3200 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 160000 |
| Average Latency | 90 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLW3T2HMLT |
|---|
Compared with the earlier MZWLW3T2HMLT, the Samsung PM1725b MZWLL3T2HAJQ delivers a newer-generation balance of throughput and endurance in the same 3.2TB enterprise NVMe class, reaching up to 3500/3200 MB/s and 800K/160K IOPS for faster response under mixed read/write workloads. With 3 DWPD and 17,520 TBW on Samsung V-NAND, it is a stronger fit for write-intensive virtualization, database logging, and high-duty OLTP environments where sustained performance and service-life predictability matter more than peak capacity alone.
With an endurance rating of 17,520 TBW and 3 DWPD, the MZWLL3T2HAJQ is built for sustained enterprise write workloads and can support writing the full drive capacity three times per day over its rated service life. In typical server or storage deployments, this level of endurance means the drive can comfortably handle heavy daily operation for many years, making it a dependable choice not only for boot and system use but also for write-intensive business applications. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving system integrity. Its UBER rating of 1.0E-17, together with a 2 million hour MTBF, reflects a very low uncorrectable bit error rate and strong long-term operational reliability expected in data center environments.
1. The NVMe PCIe Gen3 x4 interface, paired with 3500 MB/s sequential read bandwidth, accelerates large-block data movement for faster VM boot, backup restore, and analytics dataset loading.
2. With 800,000 K IOPS in random reads, this drive sustains extremely high small-block access density, helping databases and virtualized clusters serve more concurrent transactions with less storage-side contention.
3. A 3 DWPD endurance rating makes it well suited for write-intensive enterprise workloads, allowing consistent operation under frequent daily rewrites in logging, caching, and mixed OLTP environments.
4. Samsung V-NAND 3bit MLC (TLC) balances enterprise-class cost efficiency with solid flash density, making it a practical fit for scaling capacity without giving up predictable performance behavior.
5. The 90 µs typical latency supports fast response under queue pressure, improving application snappiness for latency-sensitive services such as real-time databases and high-frequency metadata access.
Lower capacity reference: 1.6TB Higher capacity reference: 6.4TB In this enterprise SSD family, 3.2TB sits at the sweet spot. Compared with the 1.6TB model, it gives meaningfully more headroom for OS images, application stacks, logs, and steady data growth, reducing early capacity pressure and replacement frequency. Compared with the 6.4TB model, it keeps acquisition cost and budget utilization tighter while delivering essentially the same class of sequential and random performance. That makes 3.2TB a highly balanced choice for medium-scale deployments, such as a 4 to 6 node virtualization cluster or a compact mixed-workload database platform.
Q: Is MZWLL3T2HAJQ suitable for a write-heavy database server?
A: Yes. MZWLL3T2HAJQ is well suited for write-heavy database workloads, thanks to its 3 DWPD endurance, 17,520 TBW rating, low 90 µs latency, and enterprise NVMe Gen3 x4 interface.
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 full 3.2TB drive writes per day throughout its warranty period, consistent with its 17,520 TBW endurance specification.
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, preventing corruption, and supporting enterprise applications.
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, delivering strong redundancy and performance, while RAID 5/6 may suit capacity-focused environments.