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| Brand | Micron |
|---|---|
| Model | 7450 MAX |
| Capacity | 6.4TB |
| Usage Class | Enterprise |
| Host Interface | PCIe Gen4 x4 NVMe |
|---|---|
| Total Interface Bandwidth | 16 Gb/s |
| Form Factor | U.3 15mm |
|---|
| NAND Flash | 176-layer 3D TLC |
|---|---|
| Drive Writes Per Day | 3 |
| Total Bytes Written | 35000 TBW |
| Sequential Read | 6800 MB/s |
|---|---|
| Sequential Write | 5600 MB/s |
| Random Read IOPS | 1000000 |
| Random Write IOPS | 410000 |
| Average Latency | 80 μs |
| Mean Time Between Failures | 2 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron 7450 MAX 6.4TB (MTFDKCC6T4TFS-1BC4ZABYY) is purpose-built for write-intensive mixed workloads such as OLTP databases, high-churn virtualization clusters, and metadata or journaling tiers, where its 3 DWPD endurance, 35,000 TBW rating, and 176-layer 3D TLC deliver sustained reliability without sacrificing Gen4 performance. Compared with typical same-class read-optimized PCIe Gen4 SSDs, it provides materially stronger write endurance and steadier QoS while still reaching up to 6800/5600 MB/s and 1,000,000/410,000 IOPS, making it the better choice when consistent write performance matters more than lowest-cost capacity.
With an endurance rating of 35,000 TBW and 3 DWPD, the MTFDKCC6T4TFS-1BC4ZABYY is built for sustained heavy write workloads and can comfortably support typical enterprise system-disk or mixed-use deployments over many years. In practical terms, under normal server operating system, boot, logging, and application workloads, this level of endurance provides long service life with substantial write headroom, making 10-year-style usage expectations very realistic from a wear perspective. For enterprise reliability, the drive includes power-loss protection (PLP), which helps safeguard in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and improving recovery confidence. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, and together with a 2 million hour MTBF, it reflects a design intended for dependable operation in business-critical environments.
1. The PCIe Gen4 x4 NVMe architecture delivers line-rate host bandwidth for data-intensive enterprise workloads, cutting dataset staging, application startup, and VM boot times in modern servers.
2. Its million-class random read performance keeps latency-sensitive databases, virtualized infrastructure, and large-scale content platforms highly responsive under heavy parallel access.
3. The high-endurance write profile is built for sustained daily overwrite cycles, making it a strong fit for logging, caching, and transaction-heavy enterprise environments.
4. The 176-layer 3D TLC NAND combines enterprise-grade density, efficiency, and durability, enabling a better balance of performance and total cost in cloud-scale deployments.
5. Typical latency in the tens of microseconds helps accelerate metadata lookups and small-block I/O, improving QoS consistency for real-time business applications.
Reference capacities in the same series: Lower capacity: 3.2TB Higher capacity: 7.68TB At 6.4TB, this SSD sits in the sweet spot of the family. Compared with the 3.2TB option, it provides much better capacity headroom for data growth, denser VM placement, and longer refresh cycles without changing the familiar enterprise performance profile. Compared with the 7.68TB model, it usually delivers a more attractive cost-per-deployment while avoiding overprovisioning in mainstream clusters. This makes 6.4TB an especially balanced choice for mid-scale virtualization, mixed database workloads, or a 12 to 16-node hyperconverged environment needing strong usable capacity with disciplined budget control.
Q: Is MTFDKCC6T4TFS-1BC4ZABYY suitable for a write-heavy database server?
A: Yes. With 3 DWPD, 35,000 TBW endurance, 176-layer 3D TLC NAND, and low 80 µs typical latency, this 6.4TB PCIe Gen4 x4 NVMe SSD is well suited for write-intensive database workloads.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: This model is rated for 3 full drive writes per day. For a 6.4TB SSD, that equals about 19.2TB of writes daily throughout the warranty period, assuming standard warranty 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 failure, reducing corruption risk and improving reliability for enterprise databases and transactional applications.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on your priority. RAID 1 or RAID 10 is typically preferred for enterprise SSDs, providing strong redundancy, consistent performance, and better fault tolerance for critical workloads.