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| Brand | Samsung |
|---|---|
| Model | PM983 |
| Capacity | 960 GB |
| Usage Class | Read Intensive |
| Host Interface | PCIe 3.0 x4 |
|---|---|
| Total Interface Bandwidth | 8 Gb/s |
| Form Factor | M.2 (22110) |
|---|
| NAND Flash | Samsung V-NAND 3-bit TLC |
|---|---|
| Drive Writes Per Day | 1.3 |
| Total Bytes Written | 2266 TBW |
| Sequential Read | 3000 MB/s |
|---|---|
| Sequential Write | 1100 MB/s |
| Random Read IOPS | 440000 |
| Random Write IOPS | 44000 |
| Average Latency | 85 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZVL21T0HDLU-00B07 |
|---|
Compared with MZVL21T0HDLU-00B07, the Samsung PM983 MZ1LB960HAJQ represents a clear generational step to datacenter-class NVMe, adding 1.3 DWPD and 2266 TBW endurance for materially stronger write tolerance and more predictable 24×7 deployment life. Its PCIe 3.0 x4 interface, 3000/1100 MB/s throughput, and 440K/44K IOPS profile make it a stronger fit for read-intensive virtualization, scale-out boot, and cloud caching tiers where consistent low-latency reads matter more than peak write bandwidth.
With an endurance rating of 2266 TBW and 1.3 DWPD, the MZ1LB960HAJQ is built to handle sustained daily write activity over its service life, making it well suited for typical enterprise server and storage workloads. In practical terms, for common OS boot, application, and mixed-read/write deployment scenarios, this level of endurance provides long-term peace of mind and can comfortably support use as a system drive for many years under normal operating conditions. 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 system integrity. Its enterprise-class UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of unrecoverable bit errors and strong overall dependability for business-critical environments.
1. The PCIe 3.0 x4 NVMe architecture, paired with strong sequential bandwidth, helps accelerate full-dataset scans, backup streaming, and large VM image movement in enterprise servers.
2. With top-tier random read capability, this drive sustains fast response under highly concurrent OLTP databases, virtual desktop pools, and metadata-heavy cloud workloads.
3. Its low typical latency supports quicker transaction servicing and more predictable QoS, which is especially valuable for real-time analytics and latency-sensitive enterprise applications.
4. The 1.3 DWPD endurance profile makes it a solid fit for mixed-use data center environments where daily rewrites, steady ingest, and long service life must be balanced.
5. Samsung V-NAND 3-bit TLC provides a practical combination of enterprise-class capacity efficiency, power-conscious operation, and reliable performance for mainstream read/write-intensive infrastructure.
Lower capacity reference: 480 GB Higher capacity reference: 1.92 TB Capacity positioning analysis: In this series, the 960 GB model sits at the sweet spot. Compared with the 480 GB version, it offers much better headroom for OS images, application binaries, logs, and working datasets, reducing the risk of early capacity pressure in enterprise environments. Compared with the 1.92 TB option, it keeps acquisition cost and fleet-wide budget under tighter control while delivering essentially the same class of sequential and random performance. It is especially well suited for medium-scale virtualization clusters, such as hosting boot and utility volumes for about 40–60 business VMs.
Q: Is MZ1LB960HAJQ suitable for a write-heavy database server?
A: Yes, it is suitable for write-intensive database workloads. With 1.3 DWPD, 2266 TBW endurance, PCIe 3.0 x4, and low 85 µs latency, it can support demanding enterprise write activity.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 1.3 DWPD, meaning it can sustain about 1.3 full 960 GB drive writes per day throughout its warranty period, assuming operation within specified enterprise conditions.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP is critical because it helps preserve in-flight data and metadata during unexpected power failure, reducing corruption risk and improving enterprise data integrity.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is generally recommended for this SSD in business-critical environments. These levels provide redundancy and strong performance, making them better suited than RAID 0 for enterprise storage.