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| Brand | Samsung |
|---|---|
| Model | PM963 |
| Capacity | 960 GB |
| 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 | 2183 TBW |
| Sequential Read | 2000 MB/s |
|---|---|
| Sequential Write | 930 MB/s |
| Random Read IOPS | 420000 |
| Random Write IOPS | 22000 |
| 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-00003 |
|---|
Compared with MZ1LW960HMJP-00003, the MZ-1LW9600 is the stronger refresh choice for PCIe Gen3 x4 platforms, pairing 2,000/930 MB/s sequential performance with 420,000 random-read IOPS to raise transactional responsiveness without changing the host interface. Its 1.3 DWPD and 2,183 TBW, backed by Samsung V-NAND 3D TLC, give this 960 GB PM963 a more durable and deployment-friendly profile for virtualization, read-heavy databases, and mixed enterprise boot/storage tiers.
With an endurance rating of 2183 TBW and 1.3 DWPD, the MZ-1LW9600 is designed to handle sustained daily write activity over its service life, making it a strong fit for typical enterprise operating system, boot, and mixed-read/write application workloads. In practical terms, under normal system-disk usage patterns, this level of endurance provides long-term confidence and can support many years of stable operation without endurance becoming a concern. The MZ-1LW9600 also includes power loss protection (PLP), which helps preserve in-flight data and maintain metadata integrity during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. Its enterprise-grade UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of uncorrectable bit errors and supports dependable data integrity and high availability in business-critical environments.
1. The PCIe Gen3 x4 NVMe interface, paired with strong sequential read bandwidth, enables faster database warm-up, VM boot storms, and large-scale file streaming in enterprise servers.
2. Its high random read capability supports dense virtualization, OLTP databases, and metadata-heavy workloads by sustaining rapid access to small-block data at scale.
3. The endurance profile is well suited for mixed-use enterprise deployments, allowing consistent daily overwrite activity without sacrificing service life in always-on environments.
4. Samsung V-NAND 3D TLC provides a balanced foundation of capacity, power efficiency, and reliability, making it a practical fit for mainstream data center storage tiers.
5. The low typical latency helps applications respond more predictably, improving QoS for transactional systems, virtual desktops, and latency-sensitive cloud workloads.
Lower capacity reference: 480 GB Higher capacity reference: 1.92 TB At 960 GB, the MZ-1LW9600 sits in the sweet spot of the family. Compared with the 480 GB model, it gives meaningfully more headroom for OS images, application binaries, logs, and short-term data growth, reducing early capacity pressure. Compared with the 1.92 TB version, it keeps acquisition cost and $/workload more controlled while delivering broadly similar enterprise sequential throughput and random IOPS. This makes 960 GB especially well suited for mid-scale virtualization clusters, such as shared boot and application storage for about 40 to 60 general-purpose virtual machines.
Q: Is MZ-1LW9600 suitable for a write-heavy database server?
A: Yes. With 1.3 DWPD, 2183 TBW, PCIe Gen3 x4, and typical 90 µs latency, the MZ-1LW9600 is well suited for database workloads with frequent writes and steady low-latency response.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 1.3 full drive writes per day. For a 960 GB model, that equals about 1.25 TB of writes daily within its specified endurance warranty conditions.
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 unexpected outages, reducing corruption risk and improving reliability for enterprise and transactional applications.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on your priority. RAID 1 is recommended for redundancy, RAID 10 for strong performance and protection, and RAID 5/6 for balanced capacity, with some write overhead.