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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 |
|---|
The Samsung 860 PRO 1TB (MZ-76P1T0) delivers a clear generational advantage over the MZ-75P1T0BW, quadrupling endurance to 1200 TBW and improving peak sequential performance to 560/530 MB/s while maintaining top-tier SATA random I/O at 100,000/90,000 IOPS. Built on Samsung V-NAND 2-bit MLC, it is the stronger choice for write-intensive databases, virtualization boot tiers, and workstation scratch workloads that need enterprise-like durability within the SATA 6Gb/s ceiling.
With an endurance rating of 1200 TBW, this drive can sustain about 300 GB of host writes per day for more than 10 years, which is far above the demand of most OS, application, and general business workloads. In practical terms, for use as a system or boot drive, it provides ample write headroom and can be deployed with high confidence under typical daily workloads. Its UBER rating of 1.0E-17 indicates an extremely low probability of unrecoverable read errors, helping support strong data integrity, while the 1.5 million hour MTBF reflects solid long-term operational reliability. This model does not include power-loss protection, so while it is well suited for stable-power environments, applications that require protection for in-flight data during unexpected shutdowns should use external power safeguards such as a UPS.
1. The SATA enterprise interface, paired with near-bus-limit sequential read performance, enables straightforward drop-in upgrades for legacy servers and storage arrays while accelerating backup restores, boot storms, and large file delivery.
2. Its strong random read capability supports dense virtualized workloads and metadata-heavy databases by keeping transaction lookups responsive even under high concurrent access.
3. The drive’s endurance profile is well suited to read-centric enterprise deployments such as content repositories, analytics replicas, and boot volumes, where predictable longevity matters more than heavy daily overwrite cycles.
4. Samsung’s V-NAND 2-bit MLC flash provides a reliability-focused balance of retention, write stability, and consistent performance that is better aligned with business-critical operation than consumer-grade TLC.
5. The low typical latency helps reduce tail-response times in latency-sensitive applications, improving user experience in OLTP systems, VDI environments, and high-frequency read services.
Reference capacities in the same series for MPN MZ-76P1T0 (1 TB): Lower capacity: 512 GB Higher capacity: 2 TB Typical performance positioning within the series: Sequential read/write: broadly consistent across 512 GB / 1 TB / 2 TB Random IOPS: broadly similar under standard enterprise-style workloads Capacity positioning analysis: In this series, the 1 TB model sits at the sweet spot. Compared with the 512 GB version, it gives much better headroom for OS images, application stacks, logs, and short-term data growth, reducing the risk of early capacity pressure. Compared with the 2 TB model, it preserves nearly the same practical performance profile while keeping acquisition cost and fleet-wide replacement budgets under better control. It is especially well suited for mid-scale deployments, such as boot and application storage for around 40 to 60 virtualized business workloads.
Q: Is MZ-76P1T0 suitable for a write-heavy database server?
A: It can support moderate to high write workloads thanks to 0.66 DWPD and 1200 TBW, but without PLP, it is less ideal for mission-critical write-heavy database servers.
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 1 TB drive writes per day over its warranty period within specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, it does not include PLP. That matters because PLP helps prevent in-flight data loss and metadata corruption during sudden power failures, especially in transactional server environments.
Q: What RAID level is recommended for this SSD?
A: For server use, RAID 1 or RAID 10 is generally recommended to improve redundancy and performance. RAID choice should still depend on workload, capacity targets, and fault-tolerance requirements.