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| Brand | Micron |
|---|---|
| Model | 6550 ION |
| Capacity | 61440GB |
| Usage Class | Enterprise |
| Host Interface | PCIe Gen5 NVMe |
|---|---|
| Total Interface Bandwidth | 32 Gb/s |
| Form Factor | U.2 |
|---|
| NAND Flash | 3D TLC |
|---|---|
| Drive Writes Per Day | 0.3 |
| Total Bytes Written | 33000 TBW |
| Sequential Read | 14000 MB/s |
|---|---|
| Sequential Write | 7000 MB/s |
| Random Read IOPS | 2000000 |
| Random Write IOPS | 70000 |
| Average Latency | 70 μs |
| Mean Time Between Failures | 2.5 Million Hours |
|---|---|
| Uncorrectable Bit Error Rate | 1.0×10⁻¹⁷ |
| Power Loss Protection | Yes |
The Micron 6550 ION 61.44TB is purpose-built for read-intensive, capacity-dense deployments such as AI data lakes, CDN edge caches, and large-scale content repositories, combining PCIe Gen5 throughput of up to 14,000 MB/s with 2,000,000 random-read IOPS in a single U.2 footprint. Its 3D TLC architecture, 0.3 DWPD endurance profile, and 33,000 TBW make it a strong fit for operators who need to maximize rack-level flash capacity and fast dataset access without overprovisioning for write-heavy endurance tiers.
With an endurance rating of 33,000 TBW and 0.3 DWPD, the MTFDLAL61T4THL-1BK1DFCYYR is designed to handle sustained write activity well beyond typical OS, boot, and mainstream server workloads. In practical terms, for system-drive or read-intensive enterprise use, this level of endurance supports many years of stable operation, making 10-year-style service life expectations for typical workloads very achievable from a wear perspective. For enterprise reliability, built-in power-loss protection helps preserve in-flight data and metadata during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. Its UBER of 1.0E-17 indicates an extremely low unrecoverable bit error rate, which is critical for maintaining data integrity in large-scale storage environments, while the 2.5 million-hour MTBF further reflects a design focused on dependable long-term operation.
1. The PCIe Gen5 NVMe architecture, paired with ultra-high sequential bandwidth, accelerates checkpoint loading, large-scale analytics scans, and backup restore operations in data-intensive servers.
2. Exceptional random-read capability enables this drive to sustain massive parallel query traffic, making it ideal for AI inference caches, metadata-heavy storage, and high-concurrency database workloads.
3. Built for read-centric enterprise deployments, its endurance profile fits content delivery, boot-from-SAN, log analysis, and scale-out cloud tiers where capacity and efficiency matter more than frequent full-drive rewrites.
4. The 3D TLC NAND design balances enterprise-class density, power efficiency, and predictable QoS, helping operators lower cost per terabyte without giving up mainstream datacenter reliability.
5. Very low typical latency improves application responsiveness under bursty demand, reducing tail-latency risk for transactional systems, virtualized infrastructure, and real-time data services.
Lower reference capacity: 30.72TB Higher reference capacity: 122.88TB Within this product family, 61.44TB is the practical sweet spot. Compared with 30.72TB, it gives much stronger headroom for data growth, retention buffers, and consolidation without changing the expected enterprise-grade sequential throughput or random IOPS profile. Compared with 122.88TB, it delivers a more balanced cost-per-drive, reduces overprovisioned capacity risk, and keeps performance planning straightforward. In real deployments, 61.44TB is well suited for a mid-scale virtualization cluster, such as supporting about 250 to 350 mixed-workload virtual desktops or application instances.
Q: Is MTFDLAL61T4THL-1BK1DFCYYR suitable for a write-heavy database server?
A: This model is better suited for read-intensive or mixed workloads. With 0.3 DWPD and 33,000 TBW, it is not the ideal choice for highly write-heavy database environments.
Q: How many full drive writes per day can it actually endure over its warranty period?
A: It is rated for 0.3 drive writes per day, meaning about 30% of its 61.44TB capacity can be written daily on average throughout the 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 unexpected outages, which is critical for data integrity, consistency, and enterprise application reliability.
Q: What RAID level is recommended for this SSD?
A: The recommended RAID level depends on your priority. RAID 10 is preferred for performance and redundancy, while RAID 5 or RAID 6 may suit capacity-focused deployments better.