| Brand | Intel |
|---|---|
| Model | DC S3500 |
| Capacity | 120 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 | 20nm MLC |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 70 TBW |
| Sequential Read | 445 MB/s |
|---|---|
| Sequential Write | 135 MB/s |
| Random Read IOPS | 75000 |
| Random Write IOPS | 4600 |
| Average Latency | 50 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
| MPN | SSDSC2BB120G4 |
|---|
Compared with the earlier SSDSC2BB120G4, the SSDSC2BB120G4B is the later-qualified DC S3500 revision, giving data-center buyers a cleaner lifecycle path and more consistent fleet deployment while retaining the same proven 20nm MLC platform, 70 TBW endurance, and SATA 6Gb/s compatibility. For read-centric server boot, web hosting, and edge-cache tiers, its 75,000 random-read IOPS and Intel enterprise firmware provide stronger latency consistency and durability than typical client-grade 120 GB SATA SSDs in the same capacity class.
With an endurance rating of 70 TBW, the SSDSC2BB120G4B can sustain about 20 GB of writes per day for 10 years, or roughly 36 GB per day over 5 years, which is well aligned with typical OS, boot, and application-drive workloads. In practical terms, for light to moderate system-disk use, this endurance level provides a comfortable margin for long-term deployment. Its built-in power-loss protection (PLP) helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving operational safety. The 1.0E-17 UBER rating means an extremely low unrecoverable bit error rate, supporting high data integrity for enterprise environments where read reliability is critical.
1. The SATA interface delivers near bus-saturating read throughput, making this drive an easy drop-in upgrade for legacy enterprise platforms that need faster boot, patching, and file-serving performance without changing backplanes.
2. Its strong random-read capability helps virtual desktops, web servers, and metadata-heavy databases respond more smoothly under highly concurrent lookup workloads.
3. The read-optimized endurance profile is well suited to content delivery, boot volumes, and analytics caches where capacity efficiency matters more than sustained heavy write cycling.
4. Built with enterprise-grade MLC NAND, the drive offers a balanced mix of reliability, consistency, and flash longevity for always-on datacenter operation.
5. The very low typical read latency reduces storage wait time per transaction, helping applications deliver snappier response and more predictable QoS during bursty demand.
Lower capacity: 80 GB Higher capacity: 160 GB The 120 GB model sits at the sweet spot of this enterprise SSD family. Compared with the 80 GB version, it gives noticeably better headroom for OS images, logs, swap, and application growth, reducing the risk of early capacity pressure. Compared with the 160 GB option, it keeps acquisition cost tighter while delivering broadly similar enterprise-class sequential throughput and random IOPS for typical workloads. This makes 120 GB a well-balanced choice for small-to-mid virtualization clusters, such as hosting boot volumes for about 40–60 light infrastructure VMs or mixed edge servers.
Q: Is SSDSC2BB120G4B suitable for a write-heavy database server?
A: SSDSC2BB120G4B is not ideal for write-heavy database workloads. With 0.3 DWPD and 70 TBW, it is better suited for read-intensive, mixed-use, or light-write enterprise applications.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 0.3 DWPD, meaning about 0.3 full drive writes per day over its warranty period. For a 120 GB drive, that equals roughly 36 GB of writes daily.
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 sudden power failure, reducing corruption risk and improving reliability in server and storage environments.
Q: What RAID level is recommended for this SSD?
A: RAID 1 or RAID 10 is generally recommended for this SSD when performance and redundancy are both required. For capacity-focused deployments, RAID 5 may be considered with workload validation.