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| Brand | Samsung |
|---|---|
| Model | 860 PRO |
| Capacity | 512GB |
| Usage Class | Client |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 2bit MLC |
|---|---|
| Drive Writes Per Day | 0.65 |
| Total Bytes Written | 600 TBW |
| Sequential Read | 560 MB/s |
|---|---|
| Sequential Write | 530 MB/s |
| Random Read IOPS | 100000 |
| Random Write IOPS | 90000 |
| Average Latency | 40 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-75P512 |
|---|
Compared with the previous-generation MZ-75P512, the Samsung 860 PRO 512GB (MZ-76P512) doubles endurance to 600 TBW (0.65 DWPD) and improves sequential write performance to 530 MB/s, while sustaining near-limit SATA 6Gb/s read throughput at 560 MB/s. Built on Samsung V-NAND 2-bit MLC, it is the stronger choice for write-intensive boot, cache, and workstation storage where higher lifetime write tolerance matters more than commodity TLC alternatives in the same SATA class.
With an endurance rating of 600 TBW and 0.65 DWPD, the MZ-76P512 can sustain about 600 terabytes of total writes over its service life, which is more than sufficient for typical client, boot, and read-intensive business workloads. In practical terms, for use as an OS or application drive with normal daily write volumes, this level of endurance can comfortably support many years of operation, including long-term deployment scenarios approaching 10 years in light-write environments. From a reliability perspective, the specified UBER of 1.0E-15 indicates a very low uncorrectable bit error rate, supporting dependable data reads under normal operating conditions, while the 1.5 million-hour MTBF reflects solid overall component reliability. This model does not include power loss protection (PLP), so while it is well suited for standard desktop and workstation use, it is best deployed in environments where sudden power interruption is controlled by system-level safeguards such as a stable PSU or UPS.
1. The SATA interface enables straightforward drop-in deployment across widely installed enterprise storage backplanes, making refresh projects faster and more cost-efficient without changing existing server infrastructure.
2. Its top-end sequential read performance helps accelerate boot volumes, database snapshots, and large file retrieval in read-heavy enterprise environments.
3. Strong random-read capability paired with very low response time improves VM density and keeps transactional applications more responsive under bursty mixed workloads.
4. This endurance profile is well suited to read-centric enterprise duties such as content delivery, analytics replicas, and virtualization tiers with moderate daily write pressure.
5. Samsung V-NAND 2-bit MLC provides a reliability-and-longevity advantage over TLC-based alternatives, supporting steadier performance and better lifecycle predictability in business-critical deployments.
Lower capacity reference: 256GB Higher capacity reference: 1TB Capacity positioning analysis: Within this enterprise SSD family, the 512GB model sits at the practical sweet spot. Compared with the 256GB version, it provides much better headroom for OS images, logs, application growth, and overprovisioning, reducing the risk of early capacity pressure. Compared with the 1TB option, it preserves nearly the same enterprise-class sequential and random I/O behavior while keeping acquisition cost and fleet-wide replacement budgets under tighter control. It is especially well suited for mid-scale virtualization clusters, such as hosting boot and utility volumes for about 35 to 50 virtual machines.
Q: Is MZ-76P512 suitable for a write-heavy database server?
A: MZ-76P512 is better suited for mixed or read-intensive workloads. With 0.65 DWPD and 600 TBW, it can handle moderate writes, but sustained write-heavy database use may require a higher-endurance enterprise SSD.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Based on the rated endurance, this SSD supports about 0.65 full drive writes per day over its warranty period. For a 512GB model, that equals roughly 333GB of writes per day on average.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, MZ-76P512 does not include power loss protection. PLP is critical in servers because it helps prevent in-flight data loss and metadata corruption during unexpected power failures or system outages.
Q: What RAID level is recommended for this SSD?
A: For most server deployments, RAID 1 or RAID 10 is recommended to balance redundancy and performance. RAID 5 may be less ideal for write-heavy workloads due to parity-write overhead and added SSD wear.