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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 | MZ7LH1T9HMLT |
|---|
Samsung PM893 1.92TB (MZ-7L31T900) is a strong upgrade from MZ7LH1T9HMLT, moving to Samsung V6 128-layer TLC and delivering up to 550/520 MB/s with 98,000/30,000 IOPS for better-generation SATA responsiveness in read-heavy to mixed enterprise workloads. Its standout value is combining full 1 DWPD endurance with 3504 TBW in a 6 Gb/s SATA platform, making it a more durable and efficiency-focused choice than the prior generation for boot, virtualization, and scale-out server storage.
With an endurance rating of 3,504 TBW and 1 DWPD, the MZ-7L31T900 is designed to handle writing its full capacity once per day throughout its rated service life, which is more than sufficient for typical enterprise system-boot, read-intensive, and mixed-use workloads. In practical terms, under normal OS, application, and virtualization usage, this level of endurance provides long-term peace of mind and can comfortably support many years of stable operation without endurance becoming a concern. For enterprise reliability, the drive includes power-loss protection (PLP), which helps preserve in-flight data and protect metadata integrity if power is suddenly interrupted. Its UBER of 1.0E-17 and MTBF of 2 million hours indicate a very low probability of uncorrectable read errors and strong long-term dependability, making it a trustworthy choice for business-critical deployments.
1. The SATA interface makes this drive a drop-in upgrade for mainstream enterprise servers and storage arrays, delivering full bus-speed performance without requiring a platform refresh.
2. Its strong sequential read capability shortens backup restore, image loading, and large dataset access times in read-heavy infrastructure.
3. The high random read performance helps databases, virtual desktop environments, and metadata-intensive workloads serve more concurrent requests with lower CPU wait time.
4. Its endurance profile is well suited for mixed-use enterprise deployments, allowing predictable daily rewrite activity across the warranty life without overpaying for write-optimized flash.
5. Built on Samsung’s mature high-layer TLC NAND with low typical latency, it balances cost, density, and responsiveness for cloud nodes, virtualization clusters, and latency-sensitive business applications.
For MPN MZ-7L31T900 (1.92 TB), the nearest lower capacity in the same enterprise SSD family is typically 960 GB, and the next higher capacity is 3.84 TB. Across this range, sequential read/write and random IOPS are generally similar under standard enterprise positioning, so capacity is the main differentiator. At 1.92 TB, this model sits at the sweet spot of the series. Compared with the 960 GB version, it provides much better headroom for VM growth, log expansion, and mixed application datasets. Compared with the 3.84 TB option, it delivers a more attractive balance of acquisition cost, usable capacity, and performance consistency. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for about 40-60 business VMs, or supporting a compact database and analytics node with room for steady data growth.
Q: Is MZ-7L31T900 suitable for a write-heavy database server?
A: Yes, it can support write-intensive database workloads. With 1 DWPD, 3504 TBW, low 140 µs typical latency, and Samsung V6 TLC NAND, it is suitable for steady enterprise write usage.
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 handle one full 1.92 TB drive write per day across its warranty period, consistent with its 3504 TBW 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, which is critical for preventing corruption and maintaining storage integrity in enterprise environments.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on workload and availability targets. RAID 10 is generally recommended for databases because it offers strong performance, low latency, and better fault tolerance than RAID 0 or RAID 5.