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| Brand | Samsung |
|---|---|
| Model | PM1743 |
| Capacity | 3.84 TB |
| Usage Class | Read Intensive |
| Host Interface | PCIe Gen5 x4 |
|---|---|
| Total Interface Bandwidth | 128 Gb/s |
| Form Factor | E3.S |
|---|
| NAND Flash | Samsung V-NAND 6th-Gen 128-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 7008 TBW |
| Sequential Read | 14000 MB/s |
|---|---|
| Sequential Write | 7100 MB/s |
| Random Read IOPS | 2500000 |
| Random Write IOPS | 250000 |
| Average Latency | 75 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ3LO3T8HBLT-00B07 |
|---|
Compared with MZ3LO3T8HBLT-00B07, the Samsung PM1743 (MZ3LO3T8HCJR-00B07) advances to a PCIe Gen5 x4 architecture and delivers up to 14,000/7,100 MB/s with 2,500,000/250,000 IOPS, giving it a clear generational advantage in bandwidth and read-intensive parallelism. Its 3.84 TB capacity, 1 DWPD endurance, 7008 TBW rating, and Samsung 6th-Gen 128-layer V-NAND TLC make it a strong fit for high-density virtualization, OLTP databases, and AI data-pipeline tiers that need next-generation speed without sacrificing enterprise write endurance.
With an endurance rating of 7008 TBW and 1 DWPD, the MZ3LO3T8HCJR-00B07 is built to sustain the equivalent of writing its full capacity once per day throughout its rated service life. In typical enterprise or mixed-read workloads, this level of endurance provides ample margin for long-term deployment, making it a dependable choice for system, boot, and general server storage use. For enterprise reliability, this drive includes power loss protection (PLP), which helps preserve in-flight data and mapping information during unexpected power interruptions, reducing the risk of corruption or incomplete writes. Its UBER specification of 1.0E-17, together with a 2.5 million-hour MTBF, reflects a very low uncorrectable error rate and strong overall reliability expected in data center environments.
1. The PCIe Gen5 x4 interface gives this drive the bandwidth headroom to remove storage as a bottleneck in GPU servers, high-speed analytics, and next-generation NVMe infrastructure.
2. Its class-leading sequential read performance accelerates large file streaming, dataset staging, and checkpoint loading, cutting wait time for AI, HPC, and backup-heavy workflows.
3. The exceptionally high random read capability is built for latency-sensitive databases and dense virtualized environments, sustaining far more concurrent transactions with fewer performance dips under peak demand.
4. A 1 DWPD endurance rating makes it a strong fit for read-centric enterprise applications that still require predictable daily write capacity, such as cloud platforms, content delivery, and large-scale data serving.
5. Samsung 6th-Gen 128-layer 3D TLC V-NAND, paired with typical latency in the tens of microseconds, helps deliver consistent QoS and faster application response in mixed enterprise workloads.
Lower capacity reference: 1.92 TB Higher capacity reference: 7.68 TB At 3.84 TB, the MZ3LO3T8HCJR-00B07 sits at the sweet spot of the family. Compared with the 1.92 TB version, it gives meaningfully more headroom for OS images, application growth, snapshots, and overprovisioning, reducing the risk of early capacity pressure. Compared with the 7.68 TB model, it preserves nearly the same enterprise-class sequential and random performance profile while keeping acquisition cost and fleet-level budget under tighter control. This makes 3.84 TB especially well suited for medium-density virtualization clusters, database nodes, and balanced mixed-workload servers.
Q: Is MZ3LO3T8HCJR-00B07 suitable for a write-heavy database server?
A: It can support mixed or moderate write-intensive database workloads, but with 1 DWPD, it is not ideal for extremely write-heavy environments. For sustained heavy 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 handle one full 3.84 TB drive write per day over the warranty period, aligned with its 7008 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 enterprise systems requiring data integrity and operational stability.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is commonly recommended for enterprise SSD deployments needing both strong performance and redundancy. If capacity efficiency is more important, RAID 5 or RAID 6 may also be considered.