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| Brand | Samsung |
|---|---|
| Model | 970 EVO Plus |
| Capacity | 250 GB |
| Usage Class | Client / Consumer |
| Host Interface | PCIe 3.0 x4 |
|---|---|
| Total Interface Bandwidth | 8 Gb/s |
| Form Factor | M.2 2280 |
|---|
| NAND Flash | Samsung V-NAND 3-bit TLC |
|---|---|
| Drive Writes Per Day | 0.33 |
| Total Bytes Written | 150 TBW |
| Sequential Read | 3500 MB/s |
|---|---|
| Sequential Write | 2300 MB/s |
| Random Read IOPS | 250000 |
| Random Write IOPS | 53000 |
| 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 | MZ7LM960HCHP-00005 |
|---|
Compared with the older MZ7LM960HCHP-00005, the Samsung 970 EVO Plus 250GB (MZ-V7S250B/AM) steps up from a legacy SATA-class design to PCIe 3.0 x4 NVMe, delivering up to 3,500/2,300 MB/s sequential performance and 250,000/53,000 IOPS for a clear generational gain in bandwidth and latency-sensitive responsiveness. Its unique value in the 250GB tier is Samsung V-NAND 3-bit TLC paired with 150 TBW endurance, making it a strong fit for OS drives, developer workstations, and read-heavy edge compute nodes that need premium client NVMe speed without moving to higher-capacity cost points.
With an endurance rating of 150 TBW and 0.33 DWPD, this SSD is well suited for typical client and light business workloads such as OS boot, office applications, web access, and general file storage. In practical terms, that level of endurance is more than sufficient for use as a system drive over many years, and under normal daily write volumes it can comfortably support long-term operation without endurance concerns. For reliability, the specified UBER of 1.0E-15 means the drive is designed to maintain a very low rate of unrecoverable read errors, which supports dependable data access in everyday use. This model does not include power-loss protection (PLP), so while it remains a solid choice for standard PC and non-transactional applications, environments with frequent sudden power interruptions or write-critical workloads should use proper shutdown procedures or external power backup to ensure maximum data safety.
1. The PCIe 3.0 x4 NVMe interface gives this drive enough host bandwidth to keep virtualization nodes, application servers, and analytics workloads from being bottlenecked by legacy SATA storage.
2. Its 3500 MB/s sequential read speed helps large databases, VM images, and backup datasets load much faster, reducing wait time during boot, restore, and reporting operations.
3. With 250,000 K IOPS random read performance, the SSD can sustain highly concurrent access patterns from OLTP databases and VDI environments while preserving responsive user experience.
4. Rated at 0.33 DWPD, it is best suited for read-centric enterprise deployments such as boot, content delivery, and reference-data tiers where predictable reliability matters more than heavy daily overwrite capacity.
5. Samsung V-NAND 3-bit TLC combined with a typical latency of 50 µs enables a cost-efficient flash platform that still delivers consistently quick response for latency-sensitive business applications.
Lower capacity reference: No smaller standard capacity is typically offered in the same MZ-V7S series; 250 GB is generally the entry point. Higher capacity reference: 500 GB At 250 GB, the MZ-V7S250B/AM sits at the sweet spot of the series. Compared with a hypothetical smaller tier, it gives much better headroom for OS, logs, patch growth, and application overhead, reducing the risk of early capacity pressure. Compared with the 500 GB model, it delivers a more efficient cost-to-performance balance when sequential throughput and random IOPS are broadly similar in normal enterprise use. This makes it well suited for small-to-midsize deployments, such as boot and utility storage for about 20 to 30 edge servers or compact database nodes.
Q: Is MZ-V7S250B/AM suitable for a write-heavy database server?
A: Generally, no. With 0.33 DWPD, 150 TBW, TLC NAND, and no PLP, this model is better suited for client PCs or light mixed workloads than write-heavy database server environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 0.33 DWPD, meaning about one-third of the 250 GB capacity can be written daily on average over the warranty period, equivalent to roughly 82.5 GB per day.
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 or transactional workloads because it helps prevent in-flight data loss and metadata corruption during unexpected power failures.
Q: What RAID level is recommended for this SSD?
A: For general reliability, RAID 1 is commonly recommended for two-drive setups. For larger arrays, RAID 10 is preferable over parity RAID when consistent performance, lower latency, and rebuild efficiency matter.