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| Brand | Samsung |
|---|---|
| Model | PM1743 Series |
| Capacity | 1.92TB |
| Usage Class | Enterprise Data Center / Read Intensive |
| Host Interface | PCIe Gen 5.0 x4, NVMe 2.0 |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | E3.S |
|---|
| NAND Flash | Samsung V6 (128-layer) 3D V-NAND TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 3504 TBW |
| Sequential Read | 13000 MB/s |
|---|---|
| Sequential Write | 3500 MB/s |
| Random Read IOPS | 2500000 |
| Random Write IOPS | 250000 |
| Average Latency | 80 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLO1T9HCJR |
|---|
Compared with the previous-generation MZWLO1T9HCJR, the MZ3LO1T9HCJR moves to a PCIe Gen 5.0 x4, NVMe 2.0 architecture and delivers up to 13,000 MB/s sequential read and 2.5M random read IOPS, providing a clear generational step up in host-side bandwidth and read concurrency for latency-sensitive server platforms. With 1.92TB of Samsung V6 128-layer 3D V-NAND TLC, 1 DWPD endurance, and 3504 TBW, it is a strong fit for read-heavy virtualization, scale-out database, and analytics nodes that need Gen5 performance without overprovisioning for mixed-write SSDs.
With an endurance rating of 3504 TBW and 1 DWPD, the MZ3LO1T9HCJR is designed to handle the equivalent of one full drive write per day across its rated service life, which is ample for typical enterprise boot, application, and read-intensive workloads. In practical terms, for common system-disk usage where daily writes are far below the maximum endurance limit, this drive can be deployed with long-term confidence and should provide many years of dependable operation. Its enterprise-grade power loss protection (PLP) helps preserve in-flight data and critical mapping information during an unexpected power outage, reducing the risk of corruption and unplanned recovery events. Combined with an UBER of 1.0E-17 and a 2.5 million hour MTBF, it delivers a very low probability of unrecoverable read errors and the high reliability expected in business-critical storage environments.
1. The PCIe Gen5 x4 interface with NVMe 2.0 gives this drive the bandwidth and command efficiency to remove storage as a bottleneck in GPU servers, real-time analytics, and scale-out cloud platforms.
2. Its 13,000 MB/s sequential read performance dramatically accelerates large-file movement, cutting AI model load times, database restore windows, and analytics pipeline startup delays.
3. With 2,500,000K random read IOPS, it can sustain extremely dense parallel access, making it ideal for high-concurrency virtualization, metadata-heavy databases, and latency-sensitive online transaction workloads.
4. A 1 DWPD endurance rating is well suited for read-intensive enterprise deployments, providing predictable lifespan and lower replacement risk in content delivery, boot, logging, and inference-oriented infrastructure.
5. Built on Samsung V6 128-layer 3D V-NAND TLC and delivering 80 µs typical latency, it combines mature flash efficiency with consistently fast response times for SLA-driven enterprise applications.
For MPN MZ3LO1T9HCJR (1.92TB), the closest same-series reference capacities are: lower_capacity: 960GB higher_capacity: 3.84TB Within this enterprise SSD family, 1.92TB is the sweet-spot capacity. Compared with 960GB, it gives much better headroom for OS growth, log retention, patching, and mixed application data, reducing early capacity pressure. Compared with 3.84TB, it usually delivers a more attractive cost-per-deployment while keeping broadly similar enterprise-class sequential throughput and random IOPS behavior. That makes 1.92TB a balanced choice for mainstream server nodes, such as a virtualization host running about 40 to 60 light-to-medium duty virtual machines with comfortable expansion room.
Q: Is MZ3LO1T9HCJR suitable for a write-heavy database server?
A: Yes, it can support database workloads, but with 1 DWPD it is better suited for mixed-use rather than extremely write-intensive environments. For sustained heavy writes, a higher-endurance SSD may be preferable.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 1 DWPD, meaning it can handle one full drive write per day over its warranty period. With 1.92TB capacity, that equals about 1.92TB of writes daily.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps protect in-flight data and metadata during unexpected outages, which is critical for preserving data integrity and reducing corruption risk in enterprise systems.
Q: What RAID level is recommended for this SSD?
A: RAID 1, RAID 10, or RAID 5/6 can be selected depending on performance and redundancy goals. For databases and business-critical workloads, RAID 10 is commonly recommended for strong performance and fault tolerance.