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| Brand | Samsung |
|---|---|
| Model | PM863 |
| Capacity | 960 GB |
| Usage Class | Read Intensive |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 3-bit TLC |
|---|---|
| Drive Writes Per Day | 1.4 |
| Total Bytes Written | 1400 TBW |
| Sequential Read | 525 MB/s |
|---|---|
| Sequential Write | 475 MB/s |
| Random Read IOPS | 99000 |
| Random Write IOPS | 18000 |
| Average Latency | 120 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ7LM960HMJP |
|---|
Compared with MZ7LM960HMJP, the MZ7LM960HCHP-00003 is the endurance-optimized PM863 revision, combining 1.4 DWPD and 1,400 TBW with 99,000/18,000 IOPS to better sustain mixed read/write virtualization and content-delivery workloads on existing SATA 6.0 Gbps infrastructure. Its Samsung V-NAND 3-bit TLC also drives near-saturation SATA performance at 525/475 MB/s, giving it a clear advantage over typical read-centric SATA SSDs when you need both predictable latency and a materially stronger lifetime write budget at 960 GB.
With an endurance rating of 1,400 TBW and 1.4 DWPD, the MZ7LM960HCHP-00003 is built to handle sustained daily writes in demanding business environments, far beyond the needs of a typical OS boot drive or general server system disk. In practical terms, under normal enterprise workloads, this level of endurance supports many years of stable use and can comfortably serve as a system drive for up to 10 years without endurance concerns. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and prevents metadata corruption if power is unexpectedly interrupted. Its ultra-low UBER of 1.0E-17, together with a 2 million hour MTBF, indicates very strong data integrity and long-term operational stability, giving buyers added confidence for critical business deployments.
1. The SATA 6.0 Gbps interface, paired with strong sequential read performance, enables a drop-in upgrade for existing enterprise servers and storage arrays, accelerating boot storms, backup restores, and large file access without requiring PCIe platform changes.
2. With 99,000 random read IOPS, this drive keeps virtual machines, OLTP databases, and metadata-heavy applications highly responsive under concurrent access peaks.
3. Rated at 1.4 DWPD, it provides the write endurance needed for mixed-use enterprise workloads, helping operators sustain daily overwrite cycles with predictable service life.
4. Samsung V-NAND 3-bit TLC balances capacity efficiency with enterprise-grade firmware control, making it well suited for cost-sensitive data center deployments that still require dependable performance consistency.
5. A typical latency of 120 µs helps reduce storage wait time in transactional systems, improving application responsiveness and supporting tighter SLA targets in production environments.
For the same series as MPN MZ7LM960HCHP-00003, the next lower capacity is 480 GB and the next higher capacity is 1.92 TB. Both typically deliver broadly similar enterprise SATA sequential read/write behavior and comparable random IOPS under normal enterprise workloads. At 960 GB, this model sits at the series sweet spot. Compared with 480 GB, it gives noticeably better headroom for OS images, application growth, logs, and overprovisioning flexibility. Compared with 1.92 TB, it preserves nearly the same enterprise-class performance profile while keeping acquisition cost and fleet-wide budget under tighter control. It is best suited for mid-scale virtualization, such as boot and utility storage for about 40 to 60 virtual machines or a compact mixed-workload database cluster.
Q: Is MZ7LM960HCHP-00003 suitable for a write-heavy database server?
A: Yes. With 1.4 DWPD, 1400 TBW endurance, low 120 µs typical latency, and enterprise Samsung V-NAND TLC, it is suitable for moderately write-heavy database workloads and consistent server operation.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 1.4 drive writes per day. For a 960 GB SSD, that means about 1.34 TB of writes daily over the stated warranty period.
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 data integrity in enterprise and RAID environments.
Q: What RAID level is recommended for this SSD?
A: RAID choice depends on your priority. RAID 1 suits redundancy, RAID 10 is ideal for database performance and fault tolerance, while RAID 5 or 6 fits capacity-focused deployments.