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| Brand | Samsung |
|---|---|
| Model | PM1743 |
| Capacity | 3.84TB |
| Usage Class | Enterprise |
| Host Interface | NVMe PCIe Gen5 x4 |
|---|---|
| Total Interface Bandwidth | 128 Gb/s |
| Form Factor | E3.S |
|---|
| NAND Flash | Samsung V-NAND 6th Gen TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 7008 TBW |
| Sequential Read | 13000 MB/s |
|---|---|
| Sequential Write | 4000 MB/s |
| Random Read IOPS | 2500000 |
| Random Write IOPS | 180000 |
| 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 | MZWLJ3T8HBLS |
|---|
The Samsung PM1743 (MZ3LO3T8HCJR-00AD3) delivers standout value for latency-sensitive enterprise workloads by pairing PCIe Gen5 x4 with 13,000 MB/s sequential read throughput and 2,500,000 random read IOPS, making it especially strong for AI data pipelines, real-time analytics, and high-density virtualized infrastructure. Compared with the previous-generation MZWLJ3T8HBLS, it brings a clear generational leap through Gen5 bandwidth headroom and much higher read performance, while sustaining enterprise-ready 1 DWPD endurance with 7,008 TBW on Samsung 6th Gen V-NAND TLC.
With an endurance rating of 7008 TBW and 1 DWPD, the MZ3LO3T8HCJR-00AD3 is designed to support writing its full capacity once per day throughout its rated service life, which is more than sufficient for typical enterprise boot, system, and mixed-use application workloads. In practical terms, under normal server operating patterns, this level of endurance provides long-term peace of mind and can comfortably sustain many years of continuous use without endurance becoming a concern. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and protects metadata integrity if power is unexpectedly interrupted, reducing the risk of data corruption and unclean shutdown issues. Its UBER of 1.0E-17 and MTBF of 2.5 million hours indicate a very low probability of unrecoverable bit errors and strong overall operational reliability, making it a dependable choice for business-critical environments.
1. The NVMe interface on a latest-generation PCIe lane set removes storage bottlenecks for GPU servers, helping data-hungry AI and analytics clusters keep accelerators fed with less host-side wait time.
2. Its strong sequential read capability speeds up large-block workloads such as model loading, checkpoint restore, and parallel data streaming across modern scale-out infrastructure.
3. The very high random read performance is well suited to metadata-heavy databases, virtualization platforms, and real-time inference pipelines that depend on massive parallel access at queue depth.
4. Samsung’s enterprise TLC V-NAND, combined with an endurance profile designed for full-drive rewrites on a daily basis, gives operators a balanced mix of usable capacity, predictable service life, and lower cost per terabyte.
5. The low typical latency helps improve tail-response consistency in transactional systems, reducing jitter for latency-sensitive applications such as OLTP, caching tiers, and distributed storage nodes.
Lower capacity reference: 1.92TB Higher capacity reference: 7.68TB The 3.84TB model sits at the sweet spot in this enterprise SSD family. Compared with the 1.92TB option, it gives much better headroom for dataset growth, VM density, and mixed application consolidation without changing the expected enterprise SATA performance profile. Compared with the 7.68TB version, it delivers a more attractive balance of acquisition cost, usable capacity, and steady-state efficiency, making it easier to standardize across broader deployments. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40 to 60 business VMs.
Q: Is MZ3LO3T8HCJR-00AD3 suitable for a write-heavy database server?
A: It can support database workloads, but with 1 DWPD it is better suited for mixed-read/write or moderate write-intensive environments rather than extremely write-heavy database servers with sustained high daily writes.
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 drive write per day. For 3.84TB capacity, that equals about 3.84TB 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 preserve in-flight data and metadata during unexpected outages, which is critical for enterprise storage reliability, consistency, and reducing corruption risk.
Q: What RAID level is recommended for this SSD?
A: The best RAID level depends on your priority. RAID 1 or RAID 10 is recommended for performance and redundancy, while RAID 5 or 6 may suit capacity-focused deployments.