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| Brand | Intel |
|---|---|
| Model | DC S3520 |
| Capacity | 150 GB |
| Usage Class | Enterprise/Read-Intensive |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 inch 7mm |
|---|
| NAND Flash | 3D MLC |
|---|---|
| Drive Writes Per Day | 1 |
| Total Bytes Written | 290 TBW |
| Sequential Read | 450 MB/s |
|---|---|
| Sequential Write | 380 MB/s |
| Random Read IOPS | 67000 |
| Random Write IOPS | 14000 |
| Average Latency | 40 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | SSDSC2BB150G701 |
|---|
Compared with the earlier SSDSC2BB150G701, the SSDSC2BB150G7 represents the later DC S3520 revision, giving you a more current qualification path while retaining the platform’s proven 3D MLC durability at 1 DWPD and 290 TBW. For read-heavy boot, logging, and edge-cache workloads, its 67,000/14,000 IOPS profile and 450/380 MB/s SATA performance deliver a stronger endurance-per-gigabyte balance than typical entry SATA SSDs built on lower-endurance flash.
With an endurance rating of 290 TBW, the SSDSC2BB150G7 can sustain a total of 290 terabytes of host writes over its service life, which is more than sufficient for typical OS, application, and general business workloads. In practical terms, for a system or boot drive with moderate daily write volume, this level of endurance can support many years of stable use and can reasonably translate to around 10 years of worry-free operation in light-write scenarios. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and protects metadata integrity if power is suddenly interrupted, reducing the risk of corruption and unplanned recovery events. Its UBER rating of 1.0E-17 indicates an extremely low uncorrectable bit error rate, meaning the drive is designed for high data integrity in business-critical environments, further reinforced by its 2 million hour MTBF.
1. The SATA interface enables broad plug-and-play compatibility with existing enterprise servers and storage arrays, reducing upgrade friction and avoiding costly platform changes.
2. Its strong sequential read performance speeds up OS boot storms, image distribution, backup restores, and large-file retrieval in read-heavy data center workflows.
3. High random-read capability combined with very low typical latency keeps virtual machines, databases, and metadata-intensive applications consistently responsive under parallel access.
4. The endurance rating supports one full drive rewrite per day across its service life, giving enterprises a predictable fit for mixed-use workloads with steady daily writes.
5. 3D MLC NAND delivers better write consistency, data retention, and long-term reliability than lower-cost flash types, making it well suited for always-on business infrastructure.
Lower-capacity reference: 100 GB Higher-capacity reference: 200 GB In this product family, the 150 GB model sits at a practical sweet spot. Compared with the 100 GB version, it gives noticeably more headroom for OS images, logs, swap, and steady application growth, reducing the risk of early capacity pressure. Compared with the 200 GB option, it usually delivers a better balance of acquisition cost and usable space while keeping broadly similar enterprise-class read/write and random IOPS behavior. It is well suited for small-to-mid virtualization clusters, such as hosting boot volumes for about 35 to 50 light-duty virtual machines.
Q: Is SSDSC2BB150G7 suitable for a write-heavy database server?
A: SSDSC2BB150G7 can support database workloads, but with 1 DWPD it is better suited for mixed-use or moderate write environments rather than highly write-intensive database servers.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 1 DWPD, meaning it can sustain one full 150GB drive write per day over its warranty period, aligned with its 290TB TBW rating.
Q: Does it include power loss protection (PLP) and why is that critical?
A: Yes, it includes power loss protection. PLP helps preserve in-flight data and metadata during unexpected outages, which is critical for maintaining data integrity in enterprise systems.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on your priority. RAID 1 is common for reliability, while RAID 10 is preferred for better performance and redundancy in business-critical applications.