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| Brand | Micron |
|---|---|
| Model | S630DC |
| Capacity | 800GB |
| Usage Class | Enterprise |
| Host Interface | SAS 12Gb/s |
|---|---|
| Total Interface Bandwidth | 12 Gb/s |
| Form Factor | 2.5" 7mm |
|---|
| NAND Flash | 16nm eMLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 4380 TBW |
| Sequential Read | 1550 MB/s |
|---|---|
| Sequential Write | 750 MB/s |
| Random Read IOPS | 180000 |
| Random Write IOPS | 20000 |
| Average Latency | μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron S630DC 800GB (MTFDJAK800MBS-2AN16FC) is purpose-built for write-sensitive enterprise workloads such as OLTP databases, metadata journaling, and virtualization cache tiers, where its 3 DWPD endurance and 4,380 TBW provide far greater lifecycle stability than typical read-centric SAS SSDs in the same capacity class. With a 12Gb/s SAS interface, 1,550/750 MB/s sequential throughput, and up to 180,000/20,000 random read/write IOPS, it delivers a strong balance of deterministic performance and eMLC-based durability for datacenters that need sustained mixed-workload reliability rather than peak benchmark speed alone.
With an endurance rating of 4,380 TBW and 3 DWPD, the MTFDJAK800MBS-2AN16FC is built to sustain heavy daily write activity throughout its service life, making it well suited for write-intensive enterprise and industrial workloads. In typical system-disk or mixed-use deployments, this level of endurance translates into many years of reliable operation, and for lighter OS or boot-drive usage it can be used with confidence over a long-term deployment horizon. 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 system recovery integrity. Its UBER of 1.0E-17, together with a 2.5 million hour MTBF, indicates a very low probability of uncorrectable read errors and a strong overall reliability profile for business-critical applications.
1. The SAS 12Gb/s interface enables reliable dual-port enterprise connectivity, making the drive well suited for high-availability storage arrays and mission-critical server backplanes.
2. With sequential read performance of 1550 MB/s, the SSD accelerates large-file access, helping databases, backup systems, and analytics platforms reduce data loading bottlenecks.
3. Its random read capability of 180,000 K IOPS supports fast response under highly concurrent workloads, improving VM density and transaction efficiency in enterprise environments.
4. Rated at 3 DWPD, this drive can sustain intensive daily rewrites over its service life, making it a strong fit for write-active applications such as OLTP, virtualization, and caching tiers.
5. Built on 16nm eMLC NAND, the SSD balances stronger endurance and steadier long-term reliability than standard client-grade flash, which is critical for predictable enterprise operation.
Reference capacities in the same series: Lower capacity: 400GB Higher capacity: 1.6TB Typical performance positioning for the three capacities: 400GB: Sequential read/write and random IOPS are broadly in line with the 800GB model, with only minor SKU-level variation typical of enterprise SSD families. 800GB: Maintains essentially the same enterprise-class read/write throughput and random IOPS profile. 1.6TB: Also delivers similar sequential and random performance, mainly adding usable capacity rather than materially changing speed. Capacity positioning analysis: Within this SSD family, the 800GB model sits at a practical sweet spot. Compared with the 400GB option, it gives noticeably more headroom for OS images, logs, metadata, and growth buffers, reducing early capacity pressure in mixed enterprise workloads. Compared with the 1.6TB version, it usually offers a better balance of acquisition cost, usable flash, and performance consistency for mainstream deployments. It is especially well suited for medium virtualization clusters, such as hosting boot and application volumes for around 40 to 60 business workload instances.
Q: Is MTFDJAK800MBS-2AN16FC suitable for a write-heavy database server?
A: Yes. With 3 DWPD endurance, 4380 TBW, 16nm eMLC NAND, and SAS 12Gb/s, MTFDJAK800MBS-2AN16FC is well suited for write-intensive database, logging, and transactional enterprise workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 3 DWPD, meaning it can sustain about three full 800GB drive writes per day throughout its warranty period, assuming operation within the specified enterprise conditions.
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 power interruptions, reducing corruption risk and improving reliability in servers, storage arrays, and databases.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on workload and redundancy needs. RAID 10 is typically preferred for write-heavy, latency-sensitive applications, while RAID 5 or 6 may suit capacity-focused deployments.