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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 |
|---|
Compared with MZ7LH960HAJR-00007, the Samsung PM893 MZ7L3960HCJR-00B7C moves to a newer V6 128-layer TLC platform while sustaining near-SATA-limit performance at 550/520 MB/s and 98,000/30,000 IOPS, giving it a clear generational advantage in performance consistency and platform efficiency. With 1 DWPD and 1,752 TBW in a 960 GB SATA form factor, it is a strong fit for always-on server boot, virtualization, and read-intensive data center nodes that need dependable endurance without moving to a higher-cost NVMe tier.
With an endurance rating of 1,752 TBW and 1 DWPD, the MZ7L3960HCJR-00B7C is designed to handle writing its full capacity once per day throughout its rated service life, which is more than sufficient for typical enterprise boot, OS, and read-intensive application workloads. In practical terms, under normal system-disk or mixed light-to-moderate server usage, this level of endurance supports many years of stable operation with ample write margin and low wear concern. For enterprise reliability, built-in power loss protection (PLP) helps preserve in-flight data and protect metadata integrity if power is suddenly interrupted, reducing the risk of corruption during unexpected outages. Its UBER of 1.0E-17 and 2 million-hour MTBF indicate a very low uncorrectable bit error rate and strong long-term dependability, which are key indicators buyers expect for business-critical storage deployments.
1. The SATA 3.0 interface, combined with near-link-speed sequential read performance, enables simple drop-in upgrades for existing enterprise servers while accelerating boot, restore, and large-file distribution workloads.
2. Its strong random read capability helps databases, virtualization clusters, and metadata-heavy applications stay responsive under highly fragmented access patterns.
3. A 1 DWPD endurance class makes it a practical fit for read-centric enterprise workloads such as boot drives, content delivery, and general-purpose server storage with predictable daily write volumes.
4. Samsung V6 128-layer TLC NAND delivers a balanced mix of capacity, power efficiency, and reliability, supporting cost-effective scaling across dense data center deployments.
5. Typical latency in the microsecond range reduces storage wait time, improving application responsiveness and helping transactional services maintain steadier QoS under load.
Lower capacity reference: 480 GB (MZ7L3480HCHQ-00B7C or equivalent PM893 480 GB SKU) Higher capacity reference: 1.92 TB (MZ7L31T9HBLT-00B7C or equivalent PM893 1.92 TB SKU) Capacity positioning analysis: Within this SSD family, the 960 GB model is the practical sweet spot. Compared with the 480 GB version, it provides much better headroom for OS growth, application updates, logs, and overprovisioning, reducing the risk of early capacity pressure. Compared with the 1.92 TB option, it usually delivers the best balance of acquisition cost, usable capacity, and enterprise-grade performance consistency, since sequential throughput and random IOPS are broadly similar across nearby capacities. It is well suited for mid-scale virtualization clusters, such as hosting boot and utility volumes for about 40 to 60 general-purpose virtual machines.
Q: Is MZ7L3960HCJR-00B7C suitable for a write-heavy database server?
A: It can support moderate write-intensive database workloads, but for truly write-heavy servers, 1 DWPD may be limiting. It is better suited for mixed-use enterprise applications requiring balanced endurance and SATA reliability.
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 960GB drive write per day across its warranty period, aligned with its 1752TB total bytes written rating.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP is critical in enterprise systems because it helps preserve in-flight data and metadata during sudden outages, reducing corruption risk and improving storage reliability.
Q: What RAID level is recommended for this SSD?
A: The best RAID level depends on your goal. RAID 1 or RAID 10 is recommended for database and business-critical workloads, while RAID 5 may suit capacity-focused environments with acceptable write overhead.