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| Brand | Samsung |
|---|---|
| Model | 860 EVO |
| Capacity | 2TB |
| Usage Class | Client / Consumer |
| Host Interface | SATA 6.0 Gbps |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5-inch |
|---|
| NAND Flash | Samsung V-NAND 3bit MLC |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 1200 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 90000 |
| Average Latency | 50 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-75E2T0 |
|---|
The Samsung 860 EVO 2TB (MZ7LH2T0HALT) is the stronger long-life SATA choice for capacity-dense client and mixed-use deployments, combining Samsung V-NAND 3-bit MLC with near-interface-limit performance at 550/520 MB/s and up to 98K/90K IOPS. Compared with the previous-generation MZ-75E2T0, it delivers a major endurance jump to 1200 TBW—up to 4× higher—giving architects substantially more write headroom without moving off the proven SATA 6.0 Gbps platform.
With an endurance rating of 1,200 TBW and 0.3 DWPD, the MZ7LH2T0HALT is designed to handle steady read-centric and mixed enterprise workloads over its intended service life. In practical terms, for typical OS boot, application, logging, and general server storage usage, this level of endurance is more than sufficient for many years of reliable operation without endurance becoming a concern. From a reliability perspective, the specified UBER of 1.0E-15 and MTBF of 1.5 million hours indicate enterprise-class data integrity and long-run operational stability under normal deployment conditions. This model does not include power-loss protection, so it is best suited for environments with stable power or system-level safeguards such as UPS and controlled shutdown, while still delivering dependable performance for applications that do not require onboard PLP.
1. The SATA interface ensures drop-in compatibility with mainstream enterprise backplanes and legacy server platforms, enabling cost-efficient capacity expansion without infrastructure changes.
2. Its sustained sequential read performance helps accelerate large-file access, making backup restores, media streaming, and analytic data scans noticeably faster.
3. Strong random-read capability paired with very low response time keeps transactional databases and virtualized workloads highly responsive under mixed read-intensive demand.
4. This endurance profile is well suited for read-centric enterprise deployments such as boot volumes, content repositories, and analytics tiers where write pressure is moderate but uptime is critical.
5. Samsung’s V-NAND 3bit MLC balances density, power efficiency, and proven enterprise reliability, delivering predictable service life for scale-out data center storage.
Reference capacities in the same series: Lower capacity: 960GB Higher capacity: 3.84TB Capacity positioning analysis: Within this enterprise SATA SSD family, the 2TB class sits at the sweet spot. Compared with the 960GB model, it gives much better headroom for OS images, application growth, logs, and overprovisioning, reducing the risk of early capacity pressure in mixed workloads. Compared with the 3.84TB model, it delivers nearly the same enterprise-grade sequential and random performance profile while keeping acquisition cost and fleet-level budget under tighter control. It is especially well suited for mid-scale virtualization, such as supporting boot and utility storage for about 40 to 60 virtual machines.
Q: Is MZ7LH2T0HALT suitable for a write-heavy database server?
A: MZ7LH2T0HALT is better suited for read-centric or mixed workloads. With 0.3 DWPD and no power loss protection, it is not the ideal choice for 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 0.3 DWPD, meaning about 0.6TB of writes per day on a 2TB drive. Its 1200TBW rating confirms moderate endurance rather than intensive write usage.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this SSD does not include PLP. Power loss protection is critical in enterprise environments because it helps prevent in-flight data loss and reduces metadata corruption during sudden outages.
Q: What RAID level is recommended for this SSD?
A: For general server deployment, RAID 1 or RAID 10 is typically recommended for this SSD. These levels improve redundancy and performance while helping reduce risk from drive failure.