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| Brand | Samsung |
|---|---|
| Model | PM893 |
| Capacity | 960 GB |
| Usage Class | Enterprise/Read-Intensive |
| Host Interface | SATA 3.0 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 inch 7mm |
|---|
| NAND Flash | Samsung V6 (128L) TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 1752 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 30000 |
| Average Latency | 100 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7LH960HAJR-00007 |
|---|
The Samsung PM893 960GB (MZ7L3960HCJR-00A07) is a strong SATA refresh over the previous MZ7LH960HAJR-00007, moving to Samsung V6 128-layer TLC to deliver better power efficiency and steadier enterprise QoS while sustaining near-interface-limit performance at 550/520 MB/s and 98K/30K IOPS. With 1 DWPD and 1752 TBW, it is the better choice for read-centric virtualization, boot-volume, and scale-out server deployments that need higher endurance consistency and lower operational cost than the prior generation.
With an endurance rating of 1,752 TBW and 1 DWPD, the MZ7L3960HCJR-00A07 is designed to handle writing its full capacity once per day throughout its rated service life, which is more than sufficient for typical server boot, OS, and mainstream business application workloads. In practical terms, under normal system-disk or read-intensive enterprise use, this level of endurance supports long-term deployment with ample write margin and can generally deliver worry-free operation over many years. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and protects metadata integrity during unexpected power interruptions, reducing the risk of corruption or incomplete writes. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, supporting high data integrity expectations in business-critical environments, while the 2-million-hour MTBF further reflects a robust reliability design.
1. The SATA interface enables simple drop-in deployment across widely installed enterprise servers and storage arrays, preserving broad compatibility while delivering near-bus-limit throughput for read-centric workloads.
2. Its strong sequential read performance accelerates boot storms, large dataset access, and backup or restore operations, helping reduce wait time in content delivery and analytics environments.
3. High random read capability makes it well suited for virtualization, VDI, and database index lookups, where fast access to many small blocks improves user responsiveness and VM density.
4. The enterprise endurance rating supports full-drive rewrites on a daily basis throughout its service life, making it a dependable fit for mixed-use business workloads with predictable write pressure.
5. Samsung’s mature high-layer TLC NAND, paired with low typical latency, delivers a practical balance of cost efficiency, consistent QoS, and fast response for transactional applications.
Lower capacity reference: 480 GB Higher capacity reference: 1.92 TB Typical same-series performance reference: Sequential read: up to 550 MB/s Sequential write: up to 520 MB/s Random read: up to 98K IOPS Random write: up to 30K IOPS At 960 GB, this model sits in the sweet spot of the series. Compared with the 480 GB version, it gives much better headroom for OS images, logs, application growth, and overprovisioning, reducing early capacity pressure in always-on enterprise environments. Compared with the 1.92 TB option, it delivers nearly the same mainstream enterprise SATA performance while keeping acquisition cost and per-node storage budget under tighter control. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and utility volumes for around 40 to 60 virtual machines.
Q: Is MZ7L3960HCJR-00A07 suitable for a write-heavy database server?
A: Yes, it can support write-intensive database workloads thanks to its 1 DWPD endurance, 1752 TBW rating, TLC NAND, low 100 µs latency, and enterprise-grade power loss protection.
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 approximately one full 960 GB drive write per day throughout its official warranty period under normal conditions.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes PLP. This is critical because it helps protect in-flight data and metadata during unexpected power failures, reducing corruption risk and improving enterprise storage reliability.
Q: What RAID level is recommended for this SSD?
A: RAID recommendation depends on the workload. RAID 1 suits data protection, RAID 10 is preferred for high-performance databases, and RAID 5 or 6 may fit capacity-focused environments.