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| Brand | Samsung |
|---|---|
| Model | 850 EVO |
| 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 3-bit TLC |
|---|---|
| Drive Writes Per Day | 0.14 |
| Total Bytes Written | 300 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 | MZ7L31T0HBLB |
|---|
Compared with the MZ7L31T0HBLB, the Samsung 850 EVO 2 TB (MZ-75E2T0) delivers a clear generational step forward in client SATA SSD density and responsiveness, combining 2 TB capacity with up to 540/520 MB/s sequential performance and 98,000/90,000 IOPS random throughput on a standard 6.0 Gbps interface. Its standout value is Samsung 3-bit TLC V-NAND, which gives this model a stronger mix of endurance and power efficiency than typical planar-TLC SATA drives in the same class, making the 300 TBW rating especially attractive for high-capacity notebooks, workstations, and read-heavy mixed-use deployments.
With an endurance rating of 300 TBW, this SSD can sustain roughly 82 GB of host writes per day for 10 years, which is more than sufficient for typical OS, office, and general business workloads. In practical terms, for use as a system drive or in read-heavy applications, it offers long service life with comfortable endurance headroom under normal deployment conditions. Its specified UBER of 1.0E-15 means the drive is designed to maintain a very low unrecoverable bit error rate, supporting dependable data integrity for mainstream computing environments, while the 1.5 million-hour MTBF further reflects solid overall reliability. This model does not include power-loss protection, so while it is well suited for standard client and business use, mission-critical write-caching or sudden-power-failure-sensitive enterprise workloads should use platforms with system-level protection or SSDs with PLP.
1. The SATA 6.0 Gbps interface, paired with 540 MB/s sequential read speed, enables straightforward drop-in upgrades for legacy enterprise servers while keeping boot, backup, and large-file access consistently responsive.
2. With 98,000 K IOPS in random reads, the drive can sustain heavy small-block lookup activity in virtualized environments and read-centric database workloads without becoming a front-end bottleneck.
3. Rated at 0.14 DWPD, this SSD is best aligned with read-dominant enterprise applications such as content delivery, boot volumes, and reference-data repositories where write pressure remains moderate.
4. Samsung V-NAND 3-bit TLC provides a cost-efficient flash foundation that helps organizations scale capacity economically for mainstream enterprise storage tiers.
5. A typical latency of 50 µs supports faster application response times, making user sessions and transactional reads feel more immediate under steady-state load.
Reference capacities in the same series for MPN MZ-75E2T0 (2 TB): Lower capacity: 1 TB Typical performance: up to 540 MB/s read, 520 MB/s write, up to 98K/90K random read/write IOPS Higher capacity: 4 TB Typical performance: up to 540 MB/s read, 520 MB/s write, up to 98K/90K random read/write IOPS Capacity positioning analysis: At 2 TB, this model sits at the sweet spot of the family. Compared with the 1 TB version, it gives much better headroom for OS images, application stacks, logs, and steady data growth, reducing the need for early drive expansion. Compared with the 4 TB option, it delivers nearly the same everyday SATA performance while keeping acquisition cost and fleet-level budget under tighter control. It is best suited for mid-scale virtualization clusters, such as shared boot and workload storage for around 40 to 60 general-purpose virtual machines.
Q: Is MZ-75E2T0 suitable for a write-heavy database server?
A: No. With 0.14 DWPD, 300 TBW, and TLC V-NAND, MZ-75E2T0 is better suited for read-intensive or mixed workloads, not write-heavy database servers with sustained high daily writes.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 0.14 DWPD, meaning about 0.14 full drive writes per day. For a 2 TB SSD, that equals roughly 280 GB of writes daily over warranty.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, it 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 unexpected power failures.
Q: What RAID level is recommended for this SSD?
A: For most deployments, RAID 1 or RAID 10 is recommended to balance redundancy and performance. RAID 5 is less ideal for write-heavy use due to parity write overhead.