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| Brand | Samsung |
|---|---|
| Model | PM863 |
| Capacity | 480 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 | 1.3 |
| Total Bytes Written | 680 TBW |
| Sequential Read | 525 MB/s |
|---|---|
| Sequential Write | 475 MB/s |
| Random Read IOPS | 99000 |
| Random Write IOPS | 17000 |
| Average Latency | 120 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | MZ-V8V500 |
|---|
Samsung PM863 (MPN MZ7LM480HCHP-00005) delivers a rare balance of legacy SATA 6.0 Gbps compatibility and enterprise-grade endurance, pairing 525/475 MB/s throughput with 1.3 DWPD and 680 TBW on Samsung V-NAND 3-bit TLC for reliable 24x7 mixed-read/write deployment. Compared with the earlier MZ-V8V500, this model is a clear step up in sustained write durability and server-readiness, making it the stronger choice for boot, virtualization, and read-centric database nodes that need predictable performance in existing SATA infrastructure.
With an endurance rating of 680 TBW and 1.3 DWPD, the MZ7LM480HCHP-00005 is well suited for typical enterprise and mixed-use workloads, allowing substantial daily writes over its service life without concern. In practical terms, for OS, boot, application, and general server storage duties, this level of endurance provides long-term, dependable operation and can comfortably support many years of normal use. Its enterprise reliability is further strengthened by power loss protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and downtime. An UBER of 1.0E-17, together with a 2 million hour MTBF, indicates a very low probability of unrecoverable read errors and strong overall drive reliability for business-critical environments.
1. The SATA enterprise interface enables broad drop-in compatibility with existing server and storage platforms, making this drive a low-risk upgrade for accelerating legacy infrastructure without changing the backplane.
2. Its near-saturation sequential read performance helps databases, VM images, and backup datasets load faster, reducing wait time in read-heavy production environments.
3. The strong random read capability supports high-concurrency workloads such as OLTP, VDI, and metadata-intensive applications, sustaining responsive service under heavy parallel access.
4. This endurance profile is well suited for mixed-use enterprise deployments, allowing consistent daily overwrites while maintaining predictable lifecycle planning and lower replacement frequency.
5. Samsung V-NAND TLC, paired with low typical latency, delivers a practical balance of cost efficiency, density, and fast response time for scale-out data centers that need both capacity and dependable QoS.
For Samsung MPN MZ7LM480HCHP-00005 (480 GB), the closest lower capacity in the same family is typically 240 GB, and the next higher capacity is 960 GB. These options generally deliver very similar enterprise SATA performance in sequential read/write and random IOPS under normal datacenter workloads. At 480 GB, this drive sits in the sweet spot of the series. Compared with the 240 GB model, it gives noticeably better space headroom for OS images, logs, application binaries, and moderate data growth, reducing early capacity pressure. Compared with the 960 GB version, it keeps acquisition cost and fleet-wide refresh budgets under tighter control while preserving essentially the same enterprise-class responsiveness. It is a strong fit for mid-density server nodes, such as boot and application storage for around 40 to 60 virtual desktops or lightweight virtual machines.
Q: Is MZ7LM480HCHP-00005 suitable for a write-heavy database server?
A: Yes, it can support moderate to write-intensive database workloads. With 1.3 DWPD, 680 TBW, low 120 µs latency, and enterprise PLP, it is suitable for reliable server-side transactional use.
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, meaning the entire 480 GB capacity can be written about 1.3 times daily throughout its specified warranty endurance 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 or RAID environments.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is generally recommended for database and business-critical workloads, balancing redundancy and performance. RAID 5 may be used for capacity-focused deployments with proper controller support.