Micron 128GB DDR5 Server Memory Module

Brand: Micron | Category: Memory (RAM)

SKU: MICRONMTC40F2047S1RC56BB1128GBDDR5RA | Part #: MTC40F2047S1RC56BB1 | MPN: MTC40F2047S1RC56BB1

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128GB DDR5 at 4800 MT/s represents the memory specification that server architects default to when building mid-to-large scale deployments across hyperscale and enterprise infrastructure. The Micron MTC40F2047S1RC56BB1 is a registered ECC module that fits directly into that specification window, and it's the module that infrastructure teams reach for when they need capacity and reliability without custom engineering. This is not a specialty SKU—it's the workhorse density and speed combination that keeps data centres moving.

Micron engineered this module for the operating conditions that actually occur in production. The 1.1V operating voltage sits at the lower end of the DDR5 envelope, which matters for thermal management in densely populated server racks where every fraction of a volt compounds across 16, 24, or 32 DIMM configurations. The CL40 latency is straightforward—not the tightest, but appropriate for the 4800 MT/s frequency tier, and the registered ECC architecture ensures that signal integrity doesn't degrade as you populate full server chassis. The 288-pin form factor is standard DIMM format, meaning procurement teams don't waste time on form factor mapping.

A server infrastructure team—whether that's a sysadmin deploying dual-socket systems or a storage architect planning 4U configurations—knows that 128GB modules reduce the number of populated DIMM slots needed to reach target capacity. For a server with 12 DIMM slots, you reach 1.5TB with a clean configuration, and for 16-slot systems you push past 2TB without exotic density. The MTC40F2047S1RC56BB1 works on both Intel and AMD server platforms, which matters because heterogeneous environments are common; you specify one module type and it covers both architecture families. Micron's track record with this density and speed in registered ECC form means you're not buying an edge-case product—thousands of these modules run in production across data centre operators, financial services infrastructure, and AI training labs where memory reliability is non-negotiable.

The temperature operating range of 0°C to 85°C aligns with actual server environment specs. Modern server rooms don't run at 16°C; they run warmer to reduce cooling cost, so the upper bound is the specification that matters. Micron's validation at 85°C means the module doesn't degrade or require derate at the thermal ceilings that most data centre facilities operate within. The MTC40F2047S1RC56BB1 carries ECC registered designation, which is the non-negotiable requirement for any mission-critical environment. In systems where memory errors propagate to application state or database consistency, registered ECC isn't a feature—it's a compliance line item that appears in every procurement spec.

For enterprises scaling workloads that demand consistent memory bandwidth without architectural compromise, this Micron module integrates into standard procurement cycles. The part number MTC40F2047S1RC56BB1 appears in bill-of-materials documentation alongside processors and interconnect, and it's the density that balances cost per gigabyte with server slot efficiency. Whether you're configuring systems for database workloads, containerized compute, or AI inference clusters, the 128GB DDR5 4800 MT/s specification has proven itself across deployment scenarios.

Performance and Deployment Specifications

• Capacity: 128GB per module, supporting 1.5TB to 2TB configurations in standard server chassis
• Memory Speed: 4800 MT/s with CL40 latency, optimized for registered ECC protocol overhead
• Voltage and Thermal: 1.1V operation with validated performance across 0°C to 85°C operating range
• Platform Support: Compatible with Intel Xeon and AMD EPYC server platforms, covering both single and dual-socket configurations
• Error Correction: Full ECC registered architecture for mission-critical application environments
• Form Factor: Standard 288-pin DIMM for direct integration into existing server inventory and supply chains

Omnixon Global stocks the Micron MTC40F2047S1RC56BB1 as part of our core server memory portfolio, supporting infrastructure teams across the GCC, South Asia, and European markets. If you're building or expanding data centre capacity, refreshing compute nodes for AI workloads, or standardizing memory across multiple server generations, we handle quotes, compatibility verification, and logistics from our Dubai hub. Contact us with your configuration requirements and we'll provide detailed pricing and lead-time information.