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| Brand | Samsung |
|---|---|
| Model | PM1653 |
| Capacity | 7.68 TB |
| Usage Class | Read Intensive |
| Host Interface | SAS 24Gb/s |
|---|---|
| Total Interface Bandwidth | 24 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 128-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 14016 TBW |
| Sequential Read | 4300 MB/s |
|---|---|
| Sequential Write | 4100 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 135000 |
| Average Latency | 90 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZILG7T6HBLAAD3 |
|---|
The Samsung PM1653 7.68TB (MZ-ILG7T60) stands out as a high-density 24G SAS upgrade over MZILG7T6HBLAAD3, delivering a clear generational lift in interface bandwidth and sustained performance with up to 4300/4100 MB/s and 800K/135K IOPS from 128-layer V-NAND TLC. For mixed enterprise workloads that need SAS dual-port availability without sacrificing flash efficiency, its 1 DWPD endurance and 14,016 TBW provide a stronger balance of usable capacity, service-life durability, and host-side throughput than the prior generation.
With an endurance rating of 14,016 TBW and 1 DWPD, the MZ-ILG7T60 is built to sustain writing its full capacity every day throughout its rated service life, which is far beyond the demands of typical OS, boot, and mainstream application workloads. In practical terms, for common enterprise system-disk use, this level of endurance supports long-term deployment with strong write-life headroom and minimal concern about premature wear under normal operating conditions. For enterprise reliability, built-in power loss protection (PLP) helps preserve in-flight data and protect mapping tables during unexpected power interruptions, reducing the risk of corruption and unclean shutdown effects. Its UBER of 1.0E-17 indicates an extremely low uncorrectable bit error rate, supporting high data integrity expectations for business-critical environments, while the 2.5 million-hour MTBF further reflects robust platform reliability.
1. The SAS 24Gb/s interface, paired with strong sequential read bandwidth, enables faster backup windows, shorter analytics load times, and smooth integration into dual-controller enterprise storage environments.
2. Its high sequential read performance helps accelerate large-block workloads such as media streaming, data warehousing, and rapid dataset ingestion for business-critical platforms.
3. The exceptional random read capability supports dense virtualization, high-transaction databases, and latency-sensitive cloud applications by serving massive volumes of small I/O requests without becoming a bottleneck.
4. A 1 DWPD endurance profile is well suited for mainstream enterprise workloads, providing predictable lifespan and lower replacement risk in always-on server deployments.
5. Samsung V-NAND 128-layer 3D TLC and a typical latency of 90 µs combine to deliver a strong balance of flash density, cost efficiency, and consistently responsive application performance under real production load.
Lower capacity: 3.84 TB Higher capacity: 15.36 TB At 7.68 TB, the MZ-ILG7T60 sits in the sweet spot of its product family. Compared with the 3.84 TB model, it offers much better headroom for dataset growth, VM expansion, and longer refresh cycles without quickly running into capacity limits. Compared with the 15.36 TB version, it delivers a more attractive balance of acquisition cost, usable capacity, and enterprise-grade performance that is typically very similar across the range. This makes 7.68 TB especially well suited for mid-scale virtualization clusters, mixed OLTP databases, or dense read/write application nodes.
Q: Is MZ-ILG7T60 suitable for a write-heavy database server?
A: MZ-ILG7T60 can support mixed or moderate write database workloads, but with 1 DWPD it is not ideal for highly write-intensive database servers. It is better suited for read-centric or balanced enterprise applications.
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 sustain one full 7.68 TB drive write per day during its warranty period, aligned with its 14,016 TB total endurance rating.
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 improving data integrity for enterprise, transactional, and virtualized environments.
Q: What RAID level is recommended for this SSD?
A: RAID 10 is typically recommended for this SSD when performance and redundancy are both important. For capacity-focused deployments, RAID 5 or RAID 6 may also be considered, depending on workload requirements.