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| Brand | Samsung |
|---|---|
| Model | 850 EVO |
| Capacity | 1 TB |
| Usage Class | Client / Consumer |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Samsung V-NAND 3bit TLC |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 150 TBW |
| Sequential Read | 540 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-7TE1T0BW |
|---|
Compared with the previous-generation MZ-7TE1T0BW, the Samsung 850 EVO 1TB (MZ-75E1T0E) upgrades from planar TLC to Samsung V-NAND 3-bit TLC and more than doubles rated endurance from 72 TBW to 150 TBW, delivering markedly better write consistency and long-term reliability. For SATA-constrained client and workstation deployments, it pairs near-interface-limit 540/520 MB/s throughput with up to 98,000/90,000 IOPS, making it the stronger choice when you need higher endurance and steadier real-world performance without moving beyond SATA 6Gb/s.
With an endurance rating of 150 TBW and 0.3 DWPD, the MZ-75E1T0E is well suited for typical client and light-duty business workloads such as OS boot, office applications, email, web access, and general file storage. In practical terms, for a 1 TB system drive used mainly for everyday operations rather than heavy continuous writing, this level of endurance can comfortably support many years of normal service, making it a dependable choice for standard deployment scenarios. From a reliability standpoint, the specified UBER of 1.0E-15 indicates a very low uncorrectable bit error rate, helping ensure strong data integrity during normal operation, while the 1.5 million hour MTBF reflects solid long-term hardware reliability expectations. This model does not include power-loss protection, so while it is appropriate for general-purpose and non-transaction-critical use, applications with frequent sudden power interruptions or write-critical enterprise workloads should use proper system-level shutdown protection or consider a PLP-equipped drive.
1. The SATA 6Gb/s interface paired with near-SATA-limit sequential read performance makes this drive a practical drop-in upgrade for enterprise boot volumes, content distribution, and read-heavy storage tiers without requiring PCIe infrastructure changes.
2. Its strong random read capability helps virtualized environments and database workloads return small-block data quickly, improving VM responsiveness and reducing queue buildup during peak access periods.
3. The 0.3 DWPD endurance profile is best aligned with read-centric enterprise use cases such as OS drives, reference datasets, and analytics repositories where capacity and efficiency matter more than sustained heavy write cycling.
4. Samsung V-NAND 3bit TLC enables a balanced mix of density, power efficiency, and cost effectiveness, making it well suited for scaling enterprise storage economically across large server fleets.
5. With typical latency in the tens of microseconds, the drive supports faster transaction handling and more predictable application response times for latency-sensitive business services.
Lower capacity reference: 500 GB Higher capacity reference: 2 TB In this series, the 1 TB MZ-75E1T0E sits at the sweet spot for mainstream enterprise-style deployments. Compared with the 500 GB model, it provides much better headroom for OS images, application binaries, logs, and steady data growth, reducing early capacity pressure. Compared with the 2 TB option, it delivers nearly the same class of sequential throughput and random IOPS while keeping acquisition cost and power efficiency better aligned. It is well suited for a mid-sized virtualization cluster, such as shared boot and application storage for about 40 to 60 business workloads.
Q: Is MZ-75E1T0E suitable for a write-heavy database server?
A: The MZ-75E1T0E is not ideal for write-heavy database workloads. With 0.3 DWPD, 150 TBW, and TLC NAND, it is better suited for read-focused or light mixed-use environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 0.3 drive writes per day. For a 1 TB SSD, that means about 300 GB of writes daily on average during its supported warranty endurance period.
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 server environments because it helps prevent in-flight data loss and reduces corruption risk during sudden power failures.
Q: What RAID level is recommended for this SSD?
A: For this SSD, RAID 1 or RAID 10 is generally recommended for better redundancy and performance balance. RAID choice should still depend on workload, capacity goals, and required fault tolerance.