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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 | MZ7LM960HCHP-00003 |
|---|
Compared with the earlier MZ7LM960HCHP-00003, the MZ7LM960HCHP-00005 advances the PM863 platform with Samsung V-NAND 3-bit TLC tuned for a stronger endurance-and-performance profile, delivering 1.4 DWPD, 1,400 TBW, and up to 99,000/18,000 IOPS in a 960 GB SATA drive. Its unique value versus typical same-class TLC SATA SSDs is the combination of near-saturation 6.0 Gbps throughput at 525/475 MB/s and enterprise-grade write durability, making it a particularly strong choice for read-centric to mixed workloads such as virtualization boot/storage tiers, CDN edge caching, and dense content-serving nodes.
With an endurance rating of 1,400 TBW and 1.4 DWPD, the MZ7LM960HCHP-00005 is built to handle sustained daily write activity well beyond typical OS, boot, application, and general server workloads. In practical terms, for common system-disk or mixed enterprise use, this level of endurance supports many years of stable operation and provides comfortable write margin for long-term deployment planning. For enterprise reliability, integrated power-loss protection (PLP) helps preserve in-flight data and protect metadata integrity during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. Its 1.0E-17 UBER and 2 million-hour MTBF indicate a very low probability of unrecoverable bit errors and strong overall hardware reliability, making it a dependable choice for business-critical environments.
1. The SATA 6.0 Gbps interface, paired with full bus-saturating sequential read performance, is ideal for boot drives, content delivery, and read-heavy enterprise workloads where predictable compatibility matters more than PCIe adoption.
2. Its strong random read capability accelerates small-block access across virtual machines, metadata services, and database indexes, helping reduce queue buildup during peak transaction periods.
3. A 1.4 DWPD endurance rating supports steady daily write activity in mixed-use data center environments, giving IT teams confidence in longer service life and lower replacement frequency.
4. Samsung V-NAND 3-bit TLC balances capacity, power efficiency, and cost, making it a practical choice for scaling enterprise storage without sacrificing mainstream reliability.
5. The low typical latency improves application responsiveness and storage QoS consistency, which is especially valuable for latency-sensitive platforms such as VDI, OLTP, and real-time analytics.
Lower capacity reference: 480 GB Higher capacity reference: 1.92 TB Across this Samsung enterprise SATA series, the 480 GB, 960 GB, and 1.92 TB models typically deliver broadly similar enterprise-class performance profiles, with sequential read/write and random IOPS staying in the same practical band for mainstream server workloads. At 960 GB, this model sits at the sweet spot of the family. Compared with 480 GB, it gives noticeably more headroom for OS growth, logs, patches, and application data, reducing early capacity pressure. Compared with 1.92 TB, it usually offers the better balance of acquisition cost, usable space, and steady enterprise performance. It is especially well suited for mid-sized virtualization clusters, such as hosting boot and middleware volumes for about 40 to 60 virtual machines.
Q: Is MZ7LM960HCHP-00005 suitable for a write-heavy database server?
A: Yes, it is suitable for moderately write-intensive database workloads. With 1.4 DWPD, 1400 TBW, low 120 µs latency, and enterprise PLP, it offers strong reliability and steady SATA performance.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1.4 full drive writes per day. For a 960 GB SSD, that equals about 1.34 TB of writes daily across its supported warranty endurance window.
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, reducing corruption risk and improving data integrity for enterprise and transactional applications.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is commonly recommended for this SSD in business-critical environments, balancing redundancy, performance, and recovery. RAID 5 may suit capacity-focused workloads with acceptable write overhead.