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| Brand | Samsung |
|---|---|
| Model | PM1653 |
| Capacity | 3.84 TB |
| Usage Class | Enterprise/Mixed-Use |
| Host Interface | SAS 24Gb/s |
|---|---|
| Total Interface Bandwidth | 24 Gb/s |
| Form Factor | 2.5 inch 15mm |
|---|
| NAND Flash | Samsung V6 (128L) TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 21024 TBW |
| Sequential Read | 4300 MB/s |
|---|---|
| Sequential Write | 3800 MB/s |
| Random Read IOPS | 800000 |
| Random Write IOPS | 270000 |
| Average Latency | 95 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZILG3T8HCLS-00A07 |
|---|
Compared with the earlier MZILG3T8HCLS-00A07 revision, the Samsung PM1653 MZILG3T8HCLS upgrades the 3.84TB tier to a 24Gb/s SAS architecture, delivering up to 4300/3800 MB/s and 800K/270K IOPS for clearly stronger throughput and transactional responsiveness in dual-port enterprise storage. Its combination of 3 DWPD endurance, 21,024 TBW, and Samsung V6 128-layer TLC gives this drive a distinct advantage for latency-sensitive databases, virtualization clusters, and mixed-read/write OLTP workloads that need both high sustained performance and dependable write endurance.
With an endurance rating of 21,024 TBW, the MZILG3T8HCLS is designed to handle approximately 21 petabytes of total host writes, which is far beyond the demands of typical OS, virtualization, database, and mixed enterprise workloads. In practical terms, for common server system-disk or read-heavy deployment scenarios, this level of endurance provides many years of use with significant write headroom and strong peace of mind for long-term operation. Its enterprise-grade power loss protection (PLP) helps safeguard in-flight data and critical metadata during unexpected power interruptions, reducing the risk of corruption and improving system resilience. The UBER specification of 1.0E-17 indicates an extremely low unrecoverable bit error rate, supporting high data integrity, while the 2.5 million hour MTBF further reinforces confidence in stable, continuous service.
1. The SAS 24Gb/s interface provides dual-port enterprise connectivity and high-availability path redundancy, making this drive a strong fit for mission-critical storage arrays and server backplanes.
2. With sequential read performance of 4300 MB/s, it accelerates large-block workloads such as backup restore, media streaming, and analytics data scanning to keep batch windows short.
3. Delivering up to 800,000 K IOPS in random reads, it helps databases, virtualization clusters, and metadata-heavy applications respond faster under intense concurrent access.
4. Rated for 3 DWPD, the drive is built to sustain heavy daily overwrite activity, giving enterprises the endurance headroom needed for write-intensive logging, OLTP, and caching tiers.
5. Built on Samsung V6 (128L) TLC and offering a typical latency of 95 µs, it balances flash density with consistently quick response times for predictable QoS in mixed enterprise workloads.
Lower capacity: 1.92 TB Higher capacity: 7.68 TB At 3.84 TB, the MZILG3T8HCLS sits at the sweet spot of the series. Compared with the 1.92 TB model, it offers much better headroom for data growth, denser VM placement, and longer refresh cycles without changing the familiar enterprise performance profile. Compared with the 7.68 TB option, it delivers a more balanced acquisition cost, lower budget pressure per drive, and easier scaling across larger fleets. This makes it especially well suited for mid-size virtualization clusters, mixed database workloads, and shared storage pools for around 40 to 60 business applications.
Q: Is MZILG3T8HCLS suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 21,024 TBW, SAS 24Gb/s connectivity, and 95 µs latency, MZILG3T8HCLS is well suited for write-intensive database workloads that require sustained performance and reliability.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 3 full drive writes per day over the warranty period. For a 3.84 TB drive, that corresponds to a total endurance rating of 21,024 TBW under standard conditions.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes PLP. Power loss protection is critical because it helps preserve in-flight data and metadata during sudden power failures, reducing corruption risk and improving overall data consistency.
Q: What RAID level is recommended for this SSD?
A: For enterprise database or virtualization use, RAID 10 is generally recommended. It offers a strong balance of write performance, low latency, and redundancy, which complements this SSD’s endurance and reliability.