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| Brand | Micron |
|---|---|
| Model | M500DC |
| Capacity | 480GB |
| Usage Class | Enterprise |
| Host Interface | SATA 6Gb/s |
|---|---|
| Total Interface Bandwidth | 6 Gb/s |
| Form Factor | 1.8" 5mm |
|---|
| NAND Flash | 20nm MLC |
|---|---|
| Drive Writes Per Day | 2 |
| Total Bytes Written | 1870 TBW |
| Sequential Read | 425 MB/s |
|---|---|
| Sequential Write | 375 MB/s |
| Random Read IOPS | 63000 |
| Random Write IOPS | 35000 |
| Average Latency | 50 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron M500DC 480GB (MTFDDAA480MBB-2AE16A) is purpose-built for read-intensive virtualization clusters, web hosting nodes, and CDN edge caching, pairing 20nm MLC endurance with 2 DWPD and 1,870 TBW for substantially stronger sustained reliability than typical client-grade SATA SSDs. With 425/375 MB/s sequential performance and up to 63,000/35,000 IOPS, it delivers a balanced low-latency profile for mixed read/write enterprise workloads where predictable QoS and write endurance matter more than raw interface bandwidth.
With an endurance rating of 1,870 TBW and 2 DWPD, the MTFDDAA480MBB-2AE16A is designed to handle sustained write-intensive use well beyond typical client or boot-drive workloads. In practical terms, for common OS, application, and general business data workloads, this level of endurance can comfortably support long-term deployment, including use as a system drive for many years without endurance concerns. For enterprise reliability, built-in power-loss protection helps preserve in-flight data and metadata if power is interrupted unexpectedly, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-16, together with a 2 million hour MTBF, reflects a high-integrity, enterprise-class design that supports dependable operation 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 platforms, accelerating bulk data access without requiring a PCIe infrastructure refresh.
2. Its high random read capability helps virtualized environments and database servers respond faster under heavy parallel query loads, improving user experience for latency-sensitive applications.
3. A 2 DWPD endurance rating makes it well suited for write-intensive enterprise workloads such as logging, caching, and mixed-use transactional systems that demand reliable long-term service life.
4. Built with 20nm MLC NAND, the drive balances endurance, performance consistency, and data retention more effectively than consumer-grade flash, making it a dependable choice for business-critical deployments.
5. The 50 µs typical latency supports quicker transaction completion and more predictable QoS, which is especially valuable in real-time analytics, OLTP, and high-concurrency server workloads.
Lower capacity reference: 240GB, typically MTFDDAA240MBB-2AE16A Higher capacity reference: 960GB, typically MTFDDAA960MBB-2AE16A Capacity positioning analysis: In this enterprise SSD family, the 480GB model sits at the sweet spot. Compared with the 240GB version, it offers noticeably better space headroom for OS images, logs, application growth, and overprovisioning flexibility, reducing the risk of early capacity pressure. Compared with the 960GB version, it delivers a more efficient balance of acquisition cost, usable capacity, and broadly similar enterprise-class read/write and random IOPS behavior. It is especially well suited for mid-scale virtualization clusters, such as boot and infrastructure storage for about 30 to 50 general-purpose virtual machines.
Q: Is MTFDDAA480MBB-2AE16A suitable for a write-heavy database server?
A: Yes. With 2 DWPD endurance, 1870 TBW, 20nm MLC NAND, low 50 µs typical latency, and enterprise PLP, it is well suited for write-intensive database and transactional workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 2 full drive writes per day (DWPD). For a 480GB model, that means about 960GB of writes daily across the official warranty period.
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 outages, reducing corruption risk and improving reliability in enterprise storage environments.
Q: What RAID level is recommended for this SSD?
A: For business-critical or write-heavy applications, RAID 10 is commonly recommended because it balances strong performance, fast rebuilds, and fault tolerance. RAID choice should still match workload and capacity needs.