Micron 5400 PRO 1920GB

The Micron 5400 PRO 1920GB is an enterprise SATA SSD that implements Micron’s 176-layer 3D TLC NAND. It uses a Micron-customized controller architecture focused on I/O consistency and latency stability rather than peak burst performance, and includes a dedicated DRAM cache and a power-loss protection circuit with on-board capacitors to preserve data in flight.

Key Specifications

• Interface: SATA III (6 Gb/s)
• Form Factor: 2.5-inch (7mm Z-height)
• Controller: Micron Custom Enterprise SATA Controller
• NAND Flash: Micron 176-layer 3D TLC
• Sequential Read/Write: 540 MB/s / 520 MB/s
• Random 4K Read/Write: 95,000 IOPS / 33,000 IOPS
• MTTF: 3 million hours
• Endurance: approximately 1.5 DWPD
• DRAM cache: Dedicated
• Security Features: Options for TCG Enterprise, TCG Opal 2.0, and ATA Security
• Special Features: Full Power Loss Protection (PLP), End-to-End Data Path Protection
• Optimized for: "Read Intensive" workloads

Hardware Alternatives

• Samsung PM893: The primary direct competitor in the OEM/Data Center space, sharing a similar "Read Intensive" endurance classification and PLP features but using Samsung’s proprietary V-NAND and controller stack.
• Solidigm (Intel) D3-S4520: A close functional alternative targeting legacy SATA server infrastructure, prioritizing firmware maturity and mixed-workload consistency over raw throughput.
• Micron 5300 PRO: The direct predecessor; the 5400 PRO serves as a hardware refresh with the same form factor and similar controller logic while upgrading the underlying media from 96-layer to 176-layer NAND.