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| Brand | Samsung |
|---|---|
| Model | PM893 |
| Capacity | 1.92 TB |
| Usage Class | Enterprise / Data Center Read Intensive |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V6 (128-layer) TLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 3504 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 30000 |
| Average Latency | 140 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7L31T9HBLT-00B7C |
|---|
The Samsung PM893 1.92 TB (MZ7L31T9HBLT-00W07) is a strong choice for read-centric enterprise SATA deployments because it pairs near-interface-limit performance of 550/520 MB/s with 98K/30K IOPS and a 1 DWPD endurance rating delivering 3,504 TBW in a cost-efficient 2.5-inch platform. Compared with the earlier MZ7L31T9HBLT-00B7C revision, this 00W07 variant stands out with Samsung V6 128-layer TLC NAND, giving it a more modern media foundation for better density, power efficiency, and lifecycle value while maintaining the PM893’s proven datacenter SATA compatibility.
With an endurance rating of 3504 TBW and 1 DWPD, the MZ7L31T9HBLT-00W07 is designed to handle full-drive writes every day over its rated service life, which is more than sufficient for typical enterprise OS boot, application, logging, and read-heavy server workloads. In practical terms, under normal system-disk or mixed business usage, this level of endurance provides a very comfortable write margin and supports long-term, worry-free deployment. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and prevents metadata corruption if power is suddenly interrupted. Its UBER of 1.0E-17 indicates an extremely low uncorrectable bit error rate, supporting high data integrity, while the 2 million hour MTBF further reflects a design optimized for dependable 24/7 operation.
1. The SATA 6.0 Gbps interface, paired with 550 MB/s sequential read speed, gives this drive near-saturation of legacy server backplanes, making it a practical upgrade for boot, logging, and read-heavy application tiers without changing existing infrastructure.
2. Up to 98,000 random-read IOPS enables fast access to small-block data, helping virtualized workloads, metadata services, and transactional platforms respond more consistently under mixed enterprise traffic.
3. A 1 DWPD endurance rating supports predictable daily full-drive rewrites across the warranty period, which fits mainstream enterprise deployments such as content delivery, analytics staging, and business application storage.
4. Samsung V6 128-layer TLC NAND provides a strong balance of density, cost efficiency, and mature reliability, allowing data centers to scale capacity economically while maintaining enterprise-class flash behavior.
5. With typical latency around 140 µs, the drive reduces storage wait time for latency-sensitive reads, improving application responsiveness for boot storms, index lookups, and high-concurrency service environments.
Lower capacity reference: 960 GB Higher capacity reference: 3.84 TB In this series, the 1.92 TB model is the sweet-spot capacity. Compared with the 960 GB option, it gives much better headroom for OS images, application data, logs, and growth, reducing the risk of early capacity pressure in always-on enterprise environments. Compared with the 3.84 TB model, it usually delivers the best balance of acquisition cost, usable flash, and mainstream enterprise performance with no meaningful compromise in typical sequential or random workloads. It is especially well suited for mid-sized virtualization clusters, such as hosting boot and utility volumes for around 40 to 60 business application VMs.
Q: Is MZ7L31T9HBLT-00W07 suitable for a write-heavy database server?
A: Yes, it can support database workloads, but with 1 DWPD it is better suited for mixed-use or moderate write environments rather than extremely write-intensive database servers.
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 1.92 TB drive write per day over its warranty period, aligned with 3504 TBW endurance.
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 power failure, which is critical for data integrity and enterprise system reliability.
Q: What RAID level is recommended for this SSD?
A: RAID 1, 10, or 5 may be selected depending on performance and redundancy needs. For business-critical workloads, RAID 10 is commonly recommended for balanced speed and fault tolerance.