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| Brand | Samsung |
|---|---|
| Model | 830 |
| Capacity | 256GB |
| Usage Class | Client |
| Host Interface | SATA |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | MLC |
|---|---|
| Drive Writes Per Day | 0.22 |
| Total Bytes Written | 100 TBW |
| Sequential Read | 520 MB/s |
|---|---|
| Sequential Write | 400 MB/s |
| Random Read IOPS | 80000 |
| Random Write IOPS | 36000 |
| 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-7PA256 |
|---|
Compared with the previous-generation MZ-7PA256, the Samsung 830 MZ-7PC256 delivers a clear generational step-up in SATA performance with up to 520/400 MB/s sequential throughput and 80,000/36,000 IOPS, giving client and workstation platforms faster boot, load, and transaction response under mixed read/write workloads. Its 256GB MLC design also pairs stronger endurance—100 TBW at 0.22 DWPD—with better sustained write behavior than typical same-class consumer SATA SSDs, making it a more durable choice for power users and light write-intensive deployments.
With an endurance rating of 100 TBW, the MZ-7PC256 is well suited for OS boot, application, and other read-heavy or moderate-write workloads, and can comfortably support typical daily write volumes of around 20–30 GB for roughly 9–13 years. In practical purchasing terms, this means it is a solid choice as a system drive or light-duty business SSD, where normal workstation use will remain far below its write limit. For reliability, the specified UBER of 1.0E-15 means the drive is designed for a very low rate of unrecoverable read errors, helping support dependable long-term data access in normal operation. This model does not include power-loss protection (PLP), so it is best deployed in systems with stable power or UPS backup and in use cases where protection of in-flight write data during a sudden outage is not a strict requirement.
1. The SATA interface, paired with solid sequential read performance, enables straightforward drop-in upgrades for legacy enterprise servers while noticeably accelerating boot, backup, and large-file retrieval workflows.
2. Strong random read capability helps VDI, OLTP, and metadata-heavy applications serve many small requests in parallel, improving user responsiveness under mixed production loads.
3. This endurance rating is best aligned with read-centric enterprise roles such as boot drives, content repositories, and analytics tiers where write pressure is moderate and predictable.
4. MLC NAND provides a balanced combination of reliability, consistency, and flash longevity, making it a safer choice for business-critical deployments than lower-cost consumer-oriented flash.
5. The low typical latency reduces storage wait time at the microsecond level, helping databases and virtualized environments deliver faster transaction response and steadier QoS.
Lower-capacity reference: 128GB Higher-capacity reference: 512GB In this series, the 256GB MZ-7PC256 sits at the practical sweet spot. Compared with the 128GB model, it provides noticeably better capacity headroom for OS images, logs, swap, and application growth, reducing early space pressure in always-on enterprise use. Compared with the 512GB version, it delivers nearly the same enterprise-class read/write behavior and random IOPS profile while keeping acquisition cost and per-node storage budget under tighter control. It is well suited for medium-scale deployments, such as boot and utility storage for about 40 to 60 virtualized application nodes.
Q: Is MZ-7PC256 suitable for a write-heavy database server?
A: MZ-7PC256 is not ideal for a write-heavy database server. With 0.22 DWPD, 100 TBW, SATA interface, and no PLP, it is better suited for mixed or read-focused workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Based on the specified endurance, this SSD supports about 0.22 full drive writes per day over its warranty period. For a 256GB model, that equals roughly 56GB of writes daily.
Q: Does it include power loss protection (PLP) and why is that critical?
A: No, this model does not include power loss protection. PLP is critical in enterprise environments because it helps prevent in-flight data loss and reduces metadata or file system corruption risks.
Q: What RAID level is recommended for this SSD?
A: For most business deployments, RAID 1 or RAID 10 is recommended. These levels provide redundancy and solid performance, while helping reduce service risk if an individual SSD fails.