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| Brand | Samsung |
|---|---|
| Model | PM1723b |
| Capacity | 7.68 TB |
| Usage Class | Enterprise / Data Center Mixed Use |
| Host Interface | PCIe Gen3 x4, NVMe 1.2 |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 3-bit MLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 42048 TBW |
| Sequential Read | 3500 MB/s |
|---|---|
| Sequential Write | 3500 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 140000 |
| Average Latency | 90 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZWLK7T6HMLA |
|---|
Compared with MZWLK7T6HMLA, the PM1723b is the stronger choice for write-intensive Gen3 NVMe refreshes because it pairs full-speed 3,500 MB/s sequential writes with 3 DWPD and 42,048 TBW endurance at 7.68 TB, giving architects more sustained write headroom per drive. Its unique value in the same class is the combination of 800,000 random-read IOPS, balanced 3,500/3,500 MB/s throughput, and Samsung V-NAND 3-bit MLC reliability, making it especially well suited for virtualization clusters, high-churn database tiers, and mixed read/write enterprise workloads.
With an endurance rating of 42,048 TBW and 3 DWPD, the MZWLL7T6HMLA-00AC3 is designed for sustained, write-intensive enterprise use rather than light client workloads. In practical terms, under typical server or storage workloads it can absorb very large amounts of data written every day for many years, making it more than sufficient for long-term use as a system drive and highly suitable for demanding data-center applications. Its enterprise reliability is further strengthened by power loss protection (PLP), which helps preserve in-flight data and metadata during an unexpected power interruption, reducing the risk of corruption and improving system integrity. The specified UBER of 1.0E-17 and 2 million-hour MTBF indicate a very low probability of unrecoverable bit errors and strong long-run operational reliability, giving procurement teams confidence in its suitability for mission-critical environments.
1. The PCIe Gen3 x4 interface with NVMe 1.2 gives this drive a low-overhead, server-optimized data path that accelerates storage response in virtualized clusters and database nodes.
2. Its 3500 MB/s sequential read performance cuts bulk dataset loading, VM boot storms, and backup restore windows for read-heavy enterprise workflows.
3. With 800,000 K IOPS in random reads, it sustains fast access to small scattered data blocks, helping OLTP, metadata, and high-concurrency cloud applications stay responsive under peak demand.
4. Rated for 3 DWPD, the drive is built for sustained write pressure, making it a dependable fit for mixed-use enterprise workloads that rewrite data aggressively every day.
5. Samsung V-NAND 3-bit MLC paired with a typical latency of 90 µs delivers a strong balance of density, consistency, and flash responsiveness, supporting predictable QoS in latency-sensitive server environments.
Lower capacity reference: 3.84 TB Higher capacity reference: 15.36 TB In this enterprise SSD family, 7.68 TB is the sweet-spot capacity. Compared with the 3.84 TB option, it gives much better headroom for data growth, denser consolidation, and longer refresh cycles without changing the familiar enterprise-grade read/write and random IOPS profile. Compared with the 15.36 TB model, it usually delivers the best balance of usable capacity, acquisition cost, and fleet-wide efficiency, avoiding overprovisioning in mainstream deployments. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40 to 60 mixed-workload servers.
Q: Is MZWLL7T6HMLA-00AC3 suitable for a write-heavy database server?
A: Yes. With 3 DWPD, 42,048 TBW, low 90 µs typical latency, and enterprise Samsung V-NAND, MZWLL7T6HMLA-00AC3 is well suited for write-intensive database and transactional server workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 3 full drive writes per day. Based on 7.68 TB capacity, that equals about 23.04 TB of writes daily within its supported warranty endurance limits.
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 sudden outages, reducing corruption risk and supporting data integrity in enterprise storage environments.
Q: What RAID level is recommended for this SSD?
A: RAID recommendation depends on your priority. RAID 10 is commonly preferred for databases needing strong performance and redundancy, while RAID 5 or 6 may suit capacity-focused applications better.