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| Brand | Samsung |
|---|---|
| Model | 860 EVO |
| Capacity | 1 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 3-bit TLC |
|---|---|
| Drive Writes Per Day | 0.33 |
| Total Bytes Written | 600 TBW |
| Sequential Read | 550 MB/s |
|---|---|
| Sequential Write | 520 MB/s |
| Random Read IOPS | 98000 |
| Random Write IOPS | 90000 |
| Average Latency | 45 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-76E1T0BW |
|---|
Compared with the earlier MZ-76E1T0BW revision, the MZ-76E1T0E delivers a more endurance-focused 1 TB SATA profile, pairing Samsung V-NAND 3-bit TLC with 600 TBW (0.33 DWPD) to better support write-intensive client and prosumer workloads. It also pushes the practical limits of SATA 6.0 Gbps with 550/520 MB/s sequential throughput and up to 98,000/90,000 IOPS, making it a stronger choice than typical same-class SATA SSDs for OS, application, and scratch-disk duty.
With an endurance rating of 600 TBW and 0.33 DWPD, the MZ-76E1T0E can support writing roughly 164 GB per day for 5 years, which is more than sufficient for typical OS, office, POS, and general business application workloads. In practical terms, when used as a system or boot drive under normal write levels, this endurance provides long service life and comfortable margin for many years of operation. In reliability terms, the specified UBER of 1.0E-15 means the drive is designed for a very low rate of unrecoverable read errors, supporting stable day-to-day data access in standard business environments. The drive does not include power-loss protection (PLP), so while it is well suited for non-write-critical applications and systems protected by a stable power environment or UPS, it is not the best choice for transaction-heavy workloads where in-flight write protection during sudden power loss is required.
1. The SATA interface ensures broad drop-in compatibility with mainstream enterprise servers and storage arrays, making this drive an easy upgrade for legacy and mixed-infrastructure deployments.
2. Its top-end sequential read performance accelerates bulk data access, helping analytics, backup, and virtualized workloads complete large file scans and restores faster.
3. Strong random read capability supports high-transaction environments such as OLTP databases and VDI, improving responsiveness when many small requests hit the drive at once.
4. This endurance profile is best suited to read-centric enterprise workloads, delivering predictable service life for boot, content delivery, and reference-data applications rather than heavy write logging.
5. Samsung’s 3-bit V-NAND TLC, paired with very low typical latency, provides a cost-efficient balance of density and responsiveness for business systems that need fast access without moving to higher-cost media.
Lower-capacity reference: 500 GB Higher-capacity reference: 2 TB Typical same-series performance reference: 500 GB: up to 550 MB/s read, 520 MB/s write, up to 98K/90K random read/write IOPS 1 TB: up to 550 MB/s read, 520 MB/s write, up to 98K/90K random read/write IOPS 2 TB: up to 550 MB/s read, 520 MB/s write, up to 98K/90K random read/write IOPS Capacity positioning analysis: In this series, the 1 TB model sits at the sweet spot. Compared with the 500 GB version, it gives much better headroom for OS images, application growth, patch cycles, and working data, reducing the risk of early capacity pressure. Compared with the 2 TB option, it keeps nearly the same mainstream SATA performance while delivering a more balanced cost-per-deployment. It is best suited for medium-scale infrastructure, such as hosting boot and application volumes for about 40 to 60 business application instances or a compact virtualization cluster.
Q: Is MZ-76E1T0E suitable for a write-heavy database server?
A: The MZ-76E1T0E is not ideal for write-heavy database servers. With 0.33 DWPD, 600 TBW, TLC NAND, and no PLP, it is better suited for read-focused or mixed workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 0.33 drive writes per day, meaning about one-third of its 1 TB capacity can be written daily throughout the warranty period within specification.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, it does not include power loss protection. PLP is critical in enterprise environments because it helps prevent in-flight data loss and metadata corruption during unexpected power outages.
Q: What RAID level is recommended for this SSD?
A: For this SSD, RAID 1 or RAID 10 is generally recommended when data protection and performance balance are required. RAID 5/6 may add extra write overhead for this endurance class.