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| Brand | Samsung |
|---|---|
| Model | 860 PRO |
| Capacity | 2 TB |
| Usage Class | Client / Consumer |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5" |
|---|
| NAND Flash | Samsung V-NAND 2bit MLC |
|---|---|
| Drive Writes Per Day | 0.66 |
| Total Bytes Written | 2400 TBW |
| Sequential Read | 560 MB/s |
|---|---|
| Sequential Write | 530 MB/s |
| Random Read IOPS | 100000 |
| Random Write IOPS | 90000 |
| Average Latency | 120 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-76P2T0BW |
|---|
Compared with the prior MZ-76P2T0BW SKU, the MZ-76P2T0E 860 PRO 2 TB advances the platform with the current production revision while sustaining SATA-limit 560/530 MB/s performance, up to 100,000/90,000 IOPS, and a class-leading 2,400 TBW from Samsung 2-bit MLC V-NAND. For write-intensive OLTP, metadata, and edge-cache workloads that still require SATA 6.0 Gbps, it offers a clear advantage over mainstream TLC-based peers through 0.66 DWPD endurance and more consistent long-term write behavior.
With an endurance rating of 2400 TBW and 0.66 DWPD, the MZ-76P2T0E can sustain writing roughly 1.3 TB of data every day across its usable life, which is far beyond the needs of a typical OS, boot, or general application drive. In practical terms, under normal enterprise read-centric or mixed workloads, this level of endurance supports many years of stable operation and provides ample write headroom for long-term deployment. For reliability, the specified UBER of 1.0E-15 means the drive is designed for a very low uncorrectable bit error rate, helping maintain data integrity during normal operation at enterprise-class expectations. This model does not include power-loss protection (PLP), so while it is well suited for environments with stable power or higher-layer data protection, mission-critical write-cache scenarios should use proper system-level safeguards such as RAID, journaling, or UPS support.
1. The SATA 6.0 Gbps interface, paired with top-end sequential read performance for this bus, makes the drive a practical drop-in upgrade for enterprise servers that need faster boot, backup, and large-file access without changing existing SATA infrastructure.
2. Its 100,000 random read IOPS capability helps databases, virtual desktop environments, and read-heavy application servers respond more consistently under highly fragmented, multi-user workloads.
3. A 0.66 DWPD endurance rating is well suited to mixed-use enterprise deployments, giving IT teams dependable write tolerance for years of daily production activity without moving to a higher-cost high-endurance tier.
4. Samsung V-NAND 2bit MLC provides a strong balance of performance stability, endurance, and data integrity, making it a better fit for business-critical environments than typical client-grade TLC-based alternatives.
5. The 120 µs typical latency supports faster transaction handling and tighter QoS behavior, which is valuable for enterprise applications where predictable responsiveness matters as much as peak throughput.
Lower capacity reference: 1 TB Higher capacity reference: 4 TB In this series, the 2 TB model sits at the sweet spot. Compared with the 1 TB version, it gives much more headroom for OS images, application stacks, logs, and working data, reducing early capacity pressure and refresh frequency. Compared with the 4 TB option, it usually delivers a better cost-to-usable-space balance while keeping broadly similar sequential and random performance for typical enterprise workloads. This makes 2 TB especially well suited for mid-sized virtualization clusters, such as hosting boot and application volumes for about 40 to 60 business VMs.
Q: Is MZ-76P2T0E suitable for a write-heavy database server?
A: It can handle moderate database workloads, but for truly write-heavy servers, we would suggest a higher-endurance enterprise SSD. Its 0.66 DWPD and lack of PLP make it less ideal for intensive transactional writes.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: The rated endurance is 0.66 DWPD, meaning about 0.66 full 2 TB drive writes per day. That equals roughly 1.32 TB of writes daily, within its 2400 TBW specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this model does not include power loss protection. PLP is important because it helps prevent in-flight data loss and metadata corruption during unexpected power failures, especially in server or RAID environments.
Q: What RAID level is recommended for this SSD?
A: For business-critical use, RAID 10 is generally the best choice. It provides strong performance, redundancy, and faster rebuilds than RAID 5, which is beneficial for SATA SSDs in database and virtualization workloads.