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| Brand | Samsung |
|---|---|
| Model | 860 PRO |
| Capacity | 1 TB |
| Usage Class | Consumer/Professional |
| Host Interface | SATA 3.0 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 inch 7mm |
|---|
| NAND Flash | Samsung V-NAND 2-bit MLC |
|---|---|
| Drive Writes Per Day | 0.66 |
| Total Bytes Written | 1200 TBW |
| Sequential Read | 560 MB/s |
|---|---|
| Sequential Write | 530 MB/s |
| Random Read IOPS | 100000 |
| Random Write IOPS | 90000 |
| Average Latency | 100 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-75P1T0BW |
|---|
Samsung’s MZ-76P1T0BW (860 PRO 1TB) is the stronger SATA choice for write-intensive professional workloads, combining Samsung V-NAND 2-bit MLC with 560/530 MB/s throughput, 100K/90K IOPS, and an exceptional 1,200 TBW endurance rating. Compared with the previous-generation MZ-75P1T0BW, it delivers a 4× TBW increase (1,200 TB vs. 300 TB) and modestly higher sequential performance (560/530 vs. 550/520 MB/s), making it a more durable and better-balanced upgrade for long-life workstation and edge-server deployments.
With an endurance rating of 1200 TBW, the MZ-76P1T0BW can sustain about 1.2 petabytes of total writes, which is far beyond the write volume generated by typical OS, office, and general business workloads. In practical terms, for use as a system or boot drive, this level of endurance is sufficient for many years of normal operation without concern about wear-out, while the 0.66 DWPD rating confirms it can comfortably handle steady daily rewriting. From a reliability perspective, the 1.0E-17 UBER specification indicates an extremely low rate of unrecoverable bit errors, supporting strong data integrity expectations in professional environments, and the 1.5 million-hour MTBF reflects solid long-term hardware reliability. This model does not include power-loss protection (PLP), so while it remains a dependable choice for read-focused and standard business applications, systems with frequent unexpected power interruptions should use a UPS or similar safeguards to protect in-flight write data.
1. The SATA enterprise interface ensures broad compatibility with mainstream servers and storage arrays, making it a cost-efficient drop-in upgrade for legacy bays without changing backplanes or controllers.
2. Its strong sequential read performance accelerates boot storms, database snapshots, and large-scale file retrieval, helping reduce wait time in read-heavy production environments.
3. The high random read capability sustains responsive access to small-block data, which is especially valuable for OLTP databases, virtual desktop farms, and metadata-intensive workloads.
4. With enterprise-class write endurance, this drive can handle steady daily data churn in mixed-use applications while supporting longer service life and more predictable replacement planning.
5. Samsung V-NAND 2-bit MLC combined with very low typical latency provides a stronger balance of consistency, flash reliability, and fast response time for latency-sensitive enterprise applications.
For MPN MZ-76P1T0BW (1 TB), the adjacent capacity options in the same series are: Lower capacity: 512 GB Higher capacity: 2 TB Capacity positioning analysis: In this series, the 1 TB MZ-76P1T0BW sits at the practical sweet spot. Compared with the 512 GB model, it offers much better headroom for OS images, application stacks, logs, and data growth, reducing early capacity pressure. Compared with the 2 TB version, it keeps acquisition cost and cost-per-deployment more controlled while delivering essentially the same enterprise-standard sequential and random I/O behavior. This makes 1 TB a strong fit for mid-scale virtualization clusters, such as hosting boot and application volumes for about 35 to 50 general-purpose virtual servers.
Q: Is MZ-76P1T0BW suitable for a write-heavy database server?
A: MZ-76P1T0BW can support moderate server workloads, but it is not ideal for write-heavy database environments. Its 0.66 DWPD and lack of PLP make enterprise write-intensive SSDs a better choice.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated at 0.66 DWPD, meaning it can sustain about 0.66 full drive writes per day during its warranty period. For a 1 TB drive, that equals roughly 660 GB daily.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this SSD does not include power loss protection. PLP is critical in server and database applications because it helps prevent in-flight data loss and metadata corruption during unexpected power interruptions.
Q: What RAID level is recommended for this SSD?
A: For most business applications, RAID 1 or RAID 10 is recommended to improve redundancy and maintain performance. RAID 5 may be used, but parity writes can increase write amplification and wear.