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| Brand | Samsung |
|---|---|
| Model | PM1743 |
| Capacity | 7.68 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 | 14016 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 | MZ3LO7T6HBLA |
|---|
Compared with the previous-generation MZ3LO7T6HBLA, the 7.68TB PM1743 advances to a PCIe Gen5 x4 architecture and delivers up to 14,000/7,100 MB/s with 2,500,000/250,000 IOPS, providing a clear generational uplift in bandwidth and read concurrency for modern server platforms. Its combination of Samsung 6th-Gen 128-layer V-NAND, 1 DWPD endurance, and 14,016 TBW makes this MPN especially compelling for AI data pipelines, large-scale virtualization, and high-performance database tiers that need maximum host-side throughput without sacrificing enterprise write life.
With an endurance rating of 14,016 TBW, the MZ-3LO7T60 is designed to absorb a very large amount of written data over its service life, making it far more than sufficient for typical boot, OS, and mainstream enterprise application workloads. In practical terms, for system-disk or read-heavy server use, this level of endurance supports many years of stable operation with substantial write headroom, helping procurement teams buy with confidence. Its enterprise-grade Power Loss Protection (PLP) helps preserve in-flight data and metadata during an unexpected power outage, significantly reducing the risk of corruption and improving operational continuity. The UBER specification of 1.0E-17 indicates an extremely low probability of unrecoverable read errors, which is critical for maintaining data integrity in business-critical storage environments.
1. The PCIe Gen5 x4 interface provides next-generation host bandwidth, helping enterprise platforms remove storage bottlenecks in GPU servers, high-speed analytics, and dense virtualization clusters.
2. Its class-leading sequential read performance accelerates large-block data movement, reducing dataset staging, checkpoint loading, and backup restore time in data-intensive environments.
3. Extremely high random read capability enables fast response under massively parallel access patterns, which is especially valuable for OLTP databases, metadata-heavy workloads, and large-scale cloud services.
4. A 1 DWPD endurance profile is well suited for mainstream enterprise read-centric and mixed-use deployments, giving operators predictable lifecycle planning and lower replacement risk over the service term.
5. Built with Samsung 6th-Gen 128-layer 3D TLC V-NAND and tuned for low typical latency, the drive balances enterprise-grade flash density, consistent QoS, and quick transaction turnaround for latency-sensitive applications.
Lower capacity reference: 3.84 TB Higher capacity reference: 15.36 TB The 7.68 TB model sits at the sweet spot of this enterprise SSD family. Compared with the 3.84 TB version, it gives much better headroom for dataset growth, VM density, and longer refresh cycles without changing the performance profile. Compared with the 15.36 TB option, it delivers a more balanced mix of acquisition cost, usable capacity, and predictable enterprise performance. In practice, 7.68 TB is well suited for mid-scale virtualization clusters, database nodes, or hyperconverged storage tiers supporting roughly 40 to 60 mixed-production virtual machines.
Q: Is MZ-3LO7T60 suitable for a write-heavy database server?
A: MZ-3LO7T60 can support database workloads well, but with 1 DWPD it is better suited for mixed-use or read-intensive databases rather than extremely write-heavy, high-endurance enterprise write environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This SSD is rated at 1 DWPD, meaning it can sustain one full 7.68 TB drive write per day across its warranty period, aligned with its 14,016 TBW endurance specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP is critical because it helps preserve in-flight data and metadata during unexpected outages, reducing corruption risk and improving storage reliability.
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 and critical systems, while RAID 5 or 6 balances capacity, redundancy, and performance.