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| Brand | Intel |
|---|---|
| Model | DC S3520 Series |
| Capacity | 480GB |
| Usage Class | Enterprise Data Center |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 2.5 |
|---|
| NAND Flash | Intel 3D NAND MLC |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 945 TBW |
| Sequential Read | 450 MB/s |
|---|---|
| Sequential Write | 380 MB/s |
| Random Read IOPS | 67000 |
| Random Write IOPS | 14000 |
| Average Latency | 42 μs |
| Mean Time Between Failures | 2.0 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | SSDSC2BB480G6 |
|---|
Compared with the earlier SSDSC2BB480G6, the SSDSC2BB480G7R advances the platform with Intel 3D NAND MLC, combining 945 TBW endurance and 0.3 DWPD with consistent SATA 6Gb/s performance for a stronger read-intensive data-center profile. At 480GB, it delivers up to 450/380 MB/s and 67,000/14,000 IOPS, making it a precise fit for boot, web, and virtualized infrastructure tiers that need higher durability and steadier QoS than typical entry SATA SSDs.
With an endurance rating of 945 TBW and 0.3 DWPD, the SSDSC2BB480G7R is designed to comfortably handle typical read-intensive enterprise and system-drive workloads over a long service life. In practical terms, for OS, boot, application, and general server storage use, this level of endurance supports many years of stable operation and can reliably serve as a system drive for up to around 10 years under normal daily write volumes. For enterprise reliability, the drive includes Power Loss Protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving operational confidence. Its UBER of 1.0E-17, combined with a 2 million-hour MTBF, indicates a very low uncorrectable error rate and strong long-term dependability, making it a reassuring choice for procurement in business-critical environments.
1. The SATA 6Gb/s interface, paired with strong sequential read performance, provides a drop-in upgrade path for legacy enterprise servers and storage arrays, accelerating OS boot, backup restore, and large-file access without requiring a platform refresh.
2. Its high random read capability enables fast response under metadata-heavy workloads such as virtualization, web hosting, and database lookups, helping more users and VMs share the same storage tier with less contention.
3. The 0.3 DWPD endurance profile is well suited to read-centric enterprise deployments, offering a cost-efficient balance of lifespan and performance for boot drives, content delivery, and analytics repositories.
4. Intel 3D NAND MLC enhances data reliability and write consistency versus lower-cost flash types, making it a stronger fit for business environments that prioritize predictable behavior and sustained service quality.
5. The 42 µs typical latency supports snappy transaction handling and faster application response, which is especially valuable for latency-sensitive workloads where tail-delay reduction improves user experience and SLA stability.
Lower capacity reference: 240GB Higher capacity reference: 800GB At 480GB, this SSD sits in the sweet spot of the series. Compared with the 240GB model, it offers much better space flexibility for OS images, application binaries, logs, and growth headroom, reducing early capacity pressure. Compared with the 800GB option, it delivers a more balanced cost-per-drive while keeping enterprise-class SATA performance and similar read/write behavior. This makes 480GB especially well suited for mid-scale deployments, such as a virtualization cluster hosting around 40 to 60 infrastructure and business application boot volumes with predictable storage economics.
Q: Is SSDSC2BB480G7R suitable for a write-heavy database server?
A: Not ideally. With 0.3 DWPD, this 480GB SATA SSD is better suited for read-intensive or mixed workloads. For write-heavy database servers, a higher-endurance enterprise SSD would be the safer choice.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 0.3 full drive writes per day, which equals about 144GB of writes daily on a 480GB drive. Its specified total endurance is 945 TBW.
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, reducing corruption risk and improving reliability in servers, storage arrays, and transactional applications.
Q: What RAID level is recommended for this SSD?
A: For most business-critical deployments, RAID 10 is the recommended choice. It offers strong read/write performance, low latency, and fault tolerance, making it well suited for databases and virtualization workloads.