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| Brand | Samsung |
|---|---|
| Model | PM963 |
| Capacity | 1.92 TB |
| Usage Class | Read Intensive |
| Host Interface | PCIe Gen3 x4 |
|---|---|
| Total Interface Bandwidth | 8 Gb/s |
| Form Factor | M.2 22110 |
|---|
| NAND Flash | Samsung V-NAND 3D TLC |
|---|---|
| Drive Writes Per Day | 1.3 |
| Total Bytes Written | 4366 TBW |
| Sequential Read | 2100 MB/s |
|---|---|
| Sequential Write | 1200 MB/s |
| Random Read IOPS | 430000 |
| Random Write IOPS | 40000 |
| Average Latency | 90 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ1LW960HMJP-000MV |
|---|
Compared with the previous-generation MZ1LW960HMJP-000MV, the Samsung PM963 MZQLW1T9HMJP-00003 doubles usable capacity to 1.92TB and delivers a higher endurance envelope at 4,366TBW with 1.3 DWPD, while sustaining up to 2,100/1,200 MB/s and 430K/40K IOPS over PCIe Gen3 x4. Its standout value in the same class is combining Samsung V-NAND 3D TLC density with enterprise-grade endurance, making it a stronger fit than the prior model for read-intensive virtualization, scale-out storage, and database acceleration where rack-level capacity and lifecycle consistency matter.
With an endurance rating of 4,366 TBW and 1.3 DWPD, the MZQLW1T9HMJP-00003 is designed to sustain frequent full-drive writes every day under typical enterprise workloads without approaching its wear limit quickly. In practical terms, for common OS, boot, logging, caching, and general server application usage, this level of endurance provides long-term operational headroom and can comfortably support use as a system drive for many years. From a reliability perspective, built-in power loss protection (PLP) helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving recovery confidence in data center environments. Its enterprise-grade UBER of 1.0E-17, together with a 2 million hour MTBF, indicates an extremely low probability of uncorrectable read errors and supports dependable operation in business-critical systems.
1. The PCIe Gen3 x4 interface, paired with strong sequential read bandwidth, keeps large databases, VM images, and analytics datasets moving quickly enough to reduce storage bottlenecks in mainstream enterprise servers.
2. The high random read capability enables fast access to heavily fragmented data, helping transactional databases, virtual desktop farms, and metadata-intensive applications sustain responsive performance under concurrency.
3. Its endurance profile is well suited for mixed-use enterprise workloads, giving IT teams a reliable balance of write tolerance, service life, and predictable operating cost.
4. Samsung V-NAND 3D TLC provides an enterprise-friendly mix of density, power efficiency, and cost effectiveness, making it a practical choice for scaling capacity without sacrificing dependable performance.
5. The low typical latency helps applications respond faster at the storage layer, which is especially valuable for latency-sensitive environments such as OLTP, virtualization, and real-time analytics.
Lower-capacity reference in the same family: 960 GB Higher-capacity reference in the same family: 3.84 TB At 1.92 TB, this SSD sits at the sweet spot of the lineup. Compared with the 960 GB model, it gives meaningfully more headroom for OS images, application growth, logs, and overprovisioning, reducing early capacity pressure in production nodes. Compared with the 3.84 TB version, it typically delivers the best balance of acquisition cost, usable capacity, and enterprise-grade performance consistency. This makes 1.92 TB especially well suited for mid-density virtualization clusters, such as shared boot and workload storage for around 40 to 60 general-purpose virtual machines.
Q: Is MZQLW1T9HMJP-00003 suitable for a write-heavy database server?
A: Yes. With 1.3 DWPD, 4366 TBW endurance, low 90 µs typical latency, and Samsung V-NAND 3D TLC, it is well suited for mixed to write-intensive database workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1.3 drive writes per day. For a 1.92 TB SSD, that equals about 2.5 TB of writes daily across the stated warranty period.
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 sudden power failure, reducing corruption risk and improving enterprise storage reliability.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on workload and availability goals. RAID 10 is generally recommended for databases needing strong performance and redundancy, while RAID 5 or 6 may suit capacity-focused deployments.