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In Stock — 40 availableFactory Sealed

MTC20F2085S1RC56BD2 MPFF

32GB DDR5-5600 RDIMM 2RX8 1.1V

On Hand
40
Incoming
0
Condition
F/S
TAA
No

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The Micron MTC20F2085S1RC56BD2 is a 32GB DDR5-5600 dual-rank (2Rx8) registered ECC memory module (RDIMM) engineered for enterprise server deployments. Operating at 1.1V, this high-performance module delivers up to 44.8 GB/s bandwidth for compute-intensive virtualization, database, and cloud workloads. Its standard JEDEC compliance ensures broad interoperability across modern Intel Xeon and AMD EPYC server platforms.

Technical Specifications

Capacity
32GB
Memory Type
DDR5 SDRAM
Speed
DDR5-5600 (PC5-44800)
Form Factor
RDIMM
Rank / Organization
2Rx8
Voltage
1.1V
ECC
ECC (Sideband + On-Die)
Registered / Buffered
Registered
DRAM Die Density
16Gb
Chip Organization
x8
CAS Latency
CL46
Pin Count
288-pin
Manufacturer
Micron Technology

Module Architecture

The MTC20F2085S1RC56BD2 is built on Micron's advanced DDR5 architecture, utilizing twenty 16Gb monolithic DRAM dies arranged in a 2Rx8 dual-rank topology (eight primary data chips and two sideband ECC chips per rank). As a registered DIMM, it incorporates an onboard Registering Clock Driver (RCD) to re-drive command and address buses, substantially reducing electrical loading on the host memory controller. The module complies with JEDEC DDR5 specifications, integrating an onboard Power Management IC (PMIC) to convert 12V system power down to 1.1V VDD/VDDQ with localized regulation, alongside an integrated SPD Hub with thermal sensors. Reliability is fortified through dual-layer error management: internal on-die ECC mitigates cell-level bit flips inside the DRAM silicon, while traditional sideband ECC provides end-to-end bus parity and error correction back to the CPU memory controller. The part number decodes as Micron module (MTC), DDR5 RDIMM form factor (20), 1.1V operational voltage (F), 2Rx8 organization (208), Registered designator (RC), DDR5-5600 speed bin with standard latency (56B), and Micron D-die component silicon revision (D2).

Typical Compatible Platforms

5th Gen Intel Xeon Scalable Processors (Emerald Rapids)4th Gen Intel Xeon Scalable Processors (Sapphire Rapids - downclocked to 4800 MT/s)Intel Xeon 6 Processors (Sierra Forest / Granite Rapids)AMD EPYC 9004 Series (Genoa / Bergamo - downclocked to 4800 MT/s)AMD EPYC 9005 Series (Turin)Dell PowerEdge 16th Generation Servers (R760, R660, R7625)HPE ProLiant Gen11 Servers (DL380 Gen11, DL360 Gen11)Lenovo ThinkSystem V3 Series Servers (SR650 V3, SR630 V3)

Always verify against your server's qualified vendor list (QVL).

MTC20F2085S1RC56BD2 MPFF FAQ

Can this DDR5-5600 RDIMM operate in servers designed for DDR5-4800?

Yes. JEDEC DDR5 RDIMMs are backward compatible and will automatically step down to operate at the maximum transfer speed supported by the processor's memory controller, such as 4800 MT/s on 4th Gen Intel Xeon or AMD EPYC 9004 platforms.

Does this module support error checking and correction?

Yes. It features enterprise-grade sideband ECC using dedicated DRAM devices to detect and correct multi-bit and single-bit bus errors, complemented by internal on-die ECC intrinsic to DDR5 silicon architecture.

Can 2Rx8 RDIMMs be mixed with 1Rx4 or 2Rx4 RDIMMs in the same system?

Mixing x8 and x4 memory modules within the same memory channel is strictly prohibited by platform guidelines due to differing routing topologies and electrical characteristics. While some platforms permit mixing across independent channels, matching modules uniformly across the entire system is recommended for optimal stability.

About MTC20F2085S1RC56BD2 MPFF

The MTC20F2085S1RC56BD2 MPFF is a enterprise server memory module (32GB DDR5-5600 RDIMM 2RX8 1.1V). Sold as factory-sealed OEM stock with a 1-year warranty and same-day US shipping when in stock. We stock 40 units of this SKU today.

Compatible with enterprise servers requiring this exact configuration. Bulk orders welcome — quotes typically returned within one business hour. Payment terms: NET-30 for approved accounts, or instant on-chain payment via USDC/ETH on Base or Ethereum for autonomous AI agents and Web3 buyers.

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