General

Brand	Micron
Model	7300 MAX
Capacity	400GB
Usage Class	Enterprise

Interface

Host Interface	PCIe Gen3 x4 NVMe
Total Interface Bandwidth	31.5 Gb/s

Physical Dimension

Form Factor	M.2 2280

Flash & Endurance

NAND Flash	3D TLC
Drive Writes Per Day	3
Total Bytes Written	2190 TBW

Performance

Sequential Read	1300 MB/s
Sequential Write	425 MB/s
Random Read IOPS	110000
Random Write IOPS	40000
Average Latency	μs

Reliability

Mean Time Between Failures	2 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

The Micron 7300 MAX 400GB is purpose-built for write-intensive edge caching, metadata journaling, and mixed OLTP boot-tier workloads that need enterprise endurance in a small-capacity NVMe footprint, delivering 3 DWPD and 2,190 TBW from durable 3D TLC NAND. Compared with mainstream read-optimized SSDs in the same class, it prioritizes sustained write reliability and predictable latency over peak sequential throughput, making it a stronger fit for logging-heavy infrastructure and high-churn transactional environments.

Endurance & Reliability

With an endurance rating of 2,190 TBW and 3 DWPD, the MTFDHBA400TDG-1AW4ZABYY is designed for sustained write-intensive enterprise workloads rather than light client use. In practical terms, this means it can comfortably handle typical OS, application, logging, and virtualization write activity over many years, making it a dependable choice for long-term deployment in demanding environments. Its built-in power loss protection (PLP) helps preserve in-flight data and mapping-table integrity during unexpected power interruptions, reducing the risk of corruption and unplanned recovery events. The enterprise-grade UBER of 1.0E-17, together with a 2 million hour MTBF, indicates extremely high data integrity and strong overall reliability, which is especially important for procurement decisions involving critical business systems.

Technical Specs & Insights

1. The PCIe Gen3 x4 NVMe interface gives this drive the low-overhead, parallel data path needed to accelerate VM boot, database access, and latency-sensitive enterprise workloads.
2. Its sequential read performance is well suited for fast dataset loading, backup restore, and media streaming tasks where large files must move quickly through the server stack.
3. Strong random read capability helps sustain responsive performance in virtualization clusters, OLTP databases, and high-concurrency read-heavy applications.
4. A 3 DWPD endurance rating makes it a dependable choice for write-intensive enterprise environments, supporting sustained daily rewrites with lower replacement risk over the service life.
5. Built on 3D TLC NAND, it balances enterprise-grade capacity, performance, and cost efficiency, making it practical for scaling mixed-workload data center deployments.

Capacity Sweet

Reference capacities in the same family: Lower capacity: No exact lower-capacity SKU in this series; 400GB appears to be the entry model Higher capacity: 800GB Typical enterprise performance positioning for adjacent capacities: 400GB: roughly in line with the family profile, with sequential read/write and random IOPS broadly similar to nearby capacities 800GB: similar sequential throughput and random IOPS, with gains focused more on usable capacity than major speed uplift Capacity positioning analysis: The 400GB model is the sweet spot for buyers who want more working headroom than the entry point of the lineup while avoiding the extra cost of stepping up to 800GB. It provides better space elasticity for OS images, logs, metadata, and hot application data, reducing early capacity pressure in mixed enterprise workloads. Versus the 800GB option, it preserves most of the family’s practical performance characteristics while delivering a more efficient cost-to-performance balance. It is well suited for a compact virtualization cluster of about 40 to 60 light-to-mid-duty virtual desktops or infrastructure VMs.

FAQ