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| Brand | Micron |
|---|---|
| Model | 2100AT |
| Capacity | 512GB |
| Usage Class | Automotive |
| Host Interface | PCIe Gen3 NVMe |
|---|---|
| Total Interface Bandwidth | 8 Gb/s |
| Form Factor | BGA 1620 |
|---|
| NAND Flash | 3D TLC |
|---|---|
| Drive Writes Per Day | |
| Total Bytes Written | 120 TBW |
| Sequential Read | 2000 MB/s |
|---|---|
| Sequential Write | 1600 MB/s |
| Random Read IOPS | 200000 |
| Random Write IOPS | 100000 |
| Average Latency | 85 μs |
| Mean Time Between Failures | 3 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron 2100AT 512GB (MTFDHBL512TDQ-1AT12ATYY) is a strong fit for read-intensive edge caching, boot/image distribution, and compact virtualization nodes that need predictable PCIe Gen3 NVMe performance, delivering up to 2000/1600 MB/s and 200K/100K IOPS from efficient 3D TLC NAND. Compared with typical SATA SSDs in the same capacity class, it provides materially lower latency and substantially higher random throughput while sustaining 120 TBW endurance, making it a better choice where faster application responsiveness and denser VM consolidation matter.
With an endurance rating of 120 TBW, this 512GB SSD can sustain about 120,000GB of total host writes, which is far beyond the write volume of a typical OS, boot, or application drive. In practical terms, under common light-to-moderate enterprise or client workloads, it can serve reliably as a system disk for many years, including around 10 years of normal daily use with comfortable write headroom. For reliability, 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 stability. Its UBER rating of 1.0E-16 means an extremely low probability of uncorrectable bit errors, which is an important enterprise-grade indicator of data integrity and dependable long-term storage behavior.
1. The PCIe Gen3 NVMe architecture removes legacy storage bottlenecks, enabling faster data movement for virtualized infrastructure, database acceleration, and high-density server deployments.
2. Its strong sequential read capability shortens boot, restore, and large-file access times, helping analytics platforms and content-heavy applications reach data sooner.
3. Its high random read performance sustains responsive service under mixed and unpredictable workloads, making it well suited for OLTP databases, metadata-intensive applications, and VDI environments.
4. The enterprise endurance profile is designed for sustained daily write pressure, giving IT teams greater confidence in always-on workloads such as logging, caching, and transactional systems.
5. With 3D TLC NAND and low typical latency, the drive balances cost-efficient flash capacity with predictable response time, supporting scalable performance in mainstream enterprise storage tiers.
Lower capacity reference: 480GB Higher capacity reference: 960GB Capacity positioning analysis: Within this enterprise SSD family, the 512GB model sits in a practical sweet spot. Compared with the 480GB option, it gives administrators a bit more headroom for OS growth, patches, logs, and overprovisioning, which helps reduce capacity pressure in always-on environments. Compared with the 960GB model, it preserves nearly the same enterprise-class sequential and random performance profile while offering a more efficient cost-per-deployment balance. It is best suited for mid-scale rollouts, such as hosting boot and application volumes for around 40 to 60 general-purpose virtual machines.
Q: Is MTFDHBL512TDQ-1AT12ATYY suitable for a write-heavy database server?
A: Not ideally. With 3D TLC NAND and 120 TBW, this 512GB PCIe Gen3 NVMe SSD is better suited to read-intensive or mixed workloads than sustained write-heavy database environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: Assuming a standard 5-year warranty, 120 TBW on 512GB equals about 0.13 DWPD, or roughly one full drive write every eight days under normal rated 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 outages, reducing corruption risk and improving reliability in enterprise and transactional applications.
Q: What RAID level is recommended for this SSD?
A: For general server use, RAID 1 is a solid choice for redundancy. For better performance and fault tolerance, especially in business systems, RAID 10 is typically recommended.