General

Brand	Micron
Model	5400 PRO
Capacity	3.84TB
Usage Class	Read-Intensive

Interface

Host Interface	SATA
Total Interface Bandwidth	6 Gb/s

Physical Dimension

Form Factor	2.5

Flash & Endurance

NAND Flash	176-layer 3D TLC
Drive Writes Per Day	1.5
Total Bytes Written	8400 TBW

Performance

Sequential Read	540 MB/s
Sequential Write	520 MB/s
Random Read IOPS	95000
Random Write IOPS	30000
Average Latency	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-1BC15ABYY) is a strong fit for read-intensive and mixed-workload enterprise SATA deployments such as boot virtualization clusters, scale-out web infrastructure, and content delivery edge nodes, combining 176-layer 3D TLC NAND with 1.5 DWPD, 8,400 TBW endurance, and up to 95K/30K random read/write IOPS. Compared with typical same-class SATA SSDs, it delivers a balanced profile of high usable capacity, near-interface-limit 540/520 MB/s throughput, and enterprise-grade write endurance that helps extend service life where PCIe adoption is not practical.

Endurance & Reliability

With an endurance rating of 8,400 TBW and 1.5 DWPD, the MTFDDAK3T8TGA-1BC15ABYY is designed to handle sustained write-intensive use over a long service life. In typical enterprise workloads, this level of endurance means it can comfortably serve as a system or application drive for many years, with enough write headroom to support stable operation throughout its deployment cycle. Its enterprise reliability profile is further strengthened by built-in power loss protection, which helps preserve in-flight data and metadata if power is interrupted unexpectedly. An UBER of 1.0E-17, together with a 3 million hour MTBF, indicates a very low probability of unrecoverable bit errors and supports the high data integrity and operational dependability expected in business-critical environments.

Technical Specs & Insights

1. The SATA interface ensures broad drop-in compatibility with mainstream enterprise servers and storage arrays, making refresh cycles simpler without changing backplanes or controller architecture.
2. With sequential read performance of 540 MB/s, the drive accelerates OS boot, backup restore, and large dataset access in read-heavy business environments.
3. Delivering 95,000 K IOPS in random reads, it helps virtualized workloads and transactional applications respond faster under highly fragmented access patterns.
4. Rated at 1.5 DWPD, this endurance profile supports sustained daily write activity with the reliability margin enterprises need for mixed-use deployment.
5. Built on 176-layer 3D TLC NAND, the SSD combines mature cost efficiency, solid endurance, and stable performance consistency for capacity-focused data center use.

Capacity Sweet

Lower capacity reference: 1.92TB Higher capacity reference: 7.68TB In this enterprise SSD family, 3.84TB is the practical sweet spot. Compared with 1.92TB, it gives much better capacity headroom for VM growth, log retention, and overprovisioning flexibility, reducing the risk of early space pressure. Compared with 7.68TB, it usually preserves nearly the same enterprise-class sequential and random performance while offering a more efficient cost profile and easier budget scaling across multiple nodes. It is best suited for mid-scale virtualization or database clusters, such as a 6- to 8-node platform hosting about 120 to 180 mixed business workloads.

FAQ