General

Brand	Micron
Model	5400 PRO
Capacity	3.84TB
Usage Class	Enterprise

Interface

Host Interface	SATA 6 Gb/s
Total Interface Bandwidth	6 Gb/s

Physical Dimension

Form Factor	2.5" 7mm

Flash & Endurance

NAND Flash	176-layer 3D TLC
Drive Writes Per Day	1.5
Total Bytes Written	8410 TBW

Performance

Sequential Read	540 MB/s
Sequential Write	520 MB/s
Random Read IOPS	95000
Random Write IOPS	30000
Average Latency	170 μs

Reliability

Mean Time Between Failures	3 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Engineer's Note

The Micron 5400 PRO 3.84TB (MTFDDAK3T8TGA) is a strong fit for virtualized infrastructure, SQL/log-serving tiers, and CDN edge nodes that need the proven compatibility of SATA along with 1.5 DWPD endurance, 8,410TB TBW, and consistent 176-layer 3D TLC performance. Compared with typical value SATA SSDs in its class, it delivers a more balanced enterprise profile—up to 540/520 MB/s sequential throughput and 95K/30K IOPS with substantially higher write endurance—making it the better choice for mixed read/write deployments that must maximize drive life without moving to NVMe.

Endurance & Reliability

With an endurance rating of 8,410 TBW and 1.5 DWPD, the MTFDDAK3T8TGA is designed to sustain heavy daily write activity over its service life, making it well suited for read-intensive to mixed enterprise workloads. In typical deployment scenarios, this level of endurance means it can comfortably serve as a system or application drive for many years, including long-term 24/7 operation without endurance being a practical concern. For enterprise reliability, built-in power-loss protection (PLP) helps preserve in-flight data and prevents metadata corruption during unexpected power interruptions, which is critical for maintaining system integrity. Its ultra-low uncorrectable bit error rate of 1.0E-17, together with a 3 million hour MTBF, indicates a highly dependable platform engineered for consistent data accuracy and stable operation in business-critical environments.

Technical Specs & Insights

1. The SATA 6 Gb/s interface ensures broad compatibility with mainstream enterprise servers and storage arrays, enabling cost-efficient upgrades without changing existing backplanes or controllers.
2. Its sequential read performance accelerates large-block workloads such as VM image loading, backup recovery, and analytics dataset access, helping reduce application wait time in read-heavy environments.
3. Strong random read capability makes it well suited for high-concurrency databases, virtual desktop infrastructure, and metadata-intensive applications where fast small-block access drives user responsiveness.
4. A 1.5 DWPD endurance rating supports sustained daily write activity across the warranty period, giving IT teams confidence in mixed-workload deployments with predictable lifecycle planning.
5. Built on 176-layer 3D TLC NAND with low typical latency, the drive balances enterprise-grade capacity efficiency, consistent QoS, and quicker transaction response for latency-sensitive workloads.

Capacity Sweet

For MPN MTFDDAK3T8TGA (3.84TB), the nearest lower capacity in the same series is 1.92TB, and the nearest higher capacity is 7.68TB. The 3.84TB model sits at the sweet spot of the family. Compared with the 1.92TB version, it offers much better headroom for OS images, application stacks, logs, and moderate data growth, reducing early capacity pressure in enterprise deployments. Compared with the 7.68TB version, it delivers a more balanced acquisition cost while keeping broadly similar enterprise-class sequential throughput and random IOPS. This makes 3.84TB especially well suited for mid-scale virtualization clusters, such as hosting boot and application volumes for roughly 60 to 80 business workloads.

FAQ