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| Brand | Samsung |
|---|---|
| Model | 970 EVO Plus |
| Capacity | 1 TB |
| 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 | 600 TBW |
| Sequential Read | 3500 MB/s |
|---|---|
| Sequential Write | 3300 MB/s |
| Random Read IOPS | 600000 |
| Random Write IOPS | 550000 |
| Average Latency | 60 μs |
| Mean Time Between Failures | 1.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | No |
| MPN | MZ-V7S1T0BW |
|---|
Compared with MZ-V7S1T0BW, MZ-V7S1T0B/AM is the newer channel SKU for the same 970 EVO Plus 1 TB platform, preserving the proven 3,500/3,300 MB/s sequential throughput, 600,000/550,000 IOPS random performance, and 600 TBW endurance while making it the better fit for current BOM and lifecycle standardization. For PCIe 3.0 x4 client and workstation builds, its Samsung V-NAND 3-bit TLC design and 0.33 DWPD rating give it a clear advantage over many DRAM-less peers by sustaining heavier mixed read/write workloads with more consistent responsiveness and endurance.
With an endurance rating of 600 TBW, this SSD can sustain a total of 600 terabytes of host writes over its service life, which is roughly equivalent to writing about 330 GB per day for five years on a 1 TB drive. For typical client and business workloads such as OS boot, office applications, web access, and general file storage, this provides ample endurance and makes it a dependable choice for use as a primary system drive over many years. In reliability terms, the specified UBER of 1.0E-15 indicates a very low rate of unrecoverable bit errors, supporting strong day-to-day data integrity, while the 1.5 million-hour MTBF further reflects solid expected operational stability. This model does not include power loss protection (PLP), so while it is well suited for standard desktop and notebook environments with stable power, it is not designed for enterprise scenarios that require in-flight write protection during sudden power failure.
1. The PCIe 3.0 x4 interface gives this drive enough host bandwidth to keep VM boot storms, analytics scans, and application start-up pipelines from being bottlenecked by the bus.
2. Its 3500 MB/s sequential read speed accelerates large-file access, cutting wait time for database snapshots, image repositories, and content delivery caches.
3. With 600,000 K IOPS in random reads, it is well suited for highly parallel lookup-heavy workloads such as metadata services, VDI, and read-centric OLTP tiers.
4. The 0.33 DWPD endurance profile, backed by Samsung V-NAND 3-bit TLC, makes it a practical fit for cost-sensitive enterprise deployments that are predominantly read-heavy rather than write-intensive.
5. A typical latency of 60 µs helps preserve application responsiveness under bursty demand, reducing tail-delay impact on transaction services and real-time query paths.
Lower capacity reference: 500 GB Higher capacity reference: 2 TB Performance positioning in the same series: 500 GB: up to 3,500 MB/s read, 3,200 MB/s write, up to 480K/550K random read/write IOPS 1 TB: up to 3,500 MB/s read, 3,300 MB/s write, up to 600K/550K random read/write IOPS 2 TB: up to 3,500 MB/s read, 3,300 MB/s write, up to 620K/560K random read/write IOPS At 1 TB, the MZ-V7S1T0B/AM sits at the sweet spot of the series. Compared with the 500 GB model, it offers much better headroom for OS images, application stacks, logs, and future data growth, reducing the risk of early capacity pressure. Compared with the 2 TB version, it delivers nearly the same real-world performance while keeping acquisition cost and fleet-level budget under tighter control. This makes 1 TB especially well suited for mid-scale virtualization clusters, such as boot and application storage for about 40 to 60 general-purpose virtual machines.
Q: Is MZ-V7S1T0B/AM suitable for a write-heavy database server?
A: Not ideally. With 0.33 DWPD, 600 TBW, TLC NAND, and no PLP, this model is better suited for client, workstation, or read-focused 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 drive writes per day. For a 1 TB SSD, that equals about 330 GB of writes daily on average across the warranty period.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this SSD does not include power loss protection. PLP is critical in servers because it helps prevent in-flight data loss and metadata corruption during unexpected power interruption.
Q: What RAID level is recommended for this SSD?
A: For most deployments, RAID 1 or RAID 10 is recommended to improve redundancy and performance. RAID 5 is less ideal for write-intensive workloads due to parity-write overhead.