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Catalog/Micron/DDR5 RDIMM/MTC40F2047S1RC64BB1
Micron · Server memory

MTC40F2047S1RC64BB1

128 GB DDR5-6400 Registered DIMM (RDIMM), dual-rank ×4. Catalog OEM references for Supermicro are listed below; confirm the exact module label.

About catalog data →
Specifications check the exact part before ordering
ManufacturerMicron
Memory typeDDR5
Module typeRDIMM · Registered DIMM
Capacity128 GB
SpeedDDR5-6400 · PC5-51200
Organization / rank2Rx4
CAS latencyNot available
OEM part numbers cross-references; check the exact marking
VendorOEM part number
SupermicroMEM-DR512L-CL01-ER64
OEM cross-references are compiled from distributor cross-reference data and OEM documentation. Verify against your vendor's parts list before ordering.
Server compatibility checks 12 of 65 platforms
The preliminary rows are a sample across vendors: 53 further platforms share this generation and DIMM type without a recorded capacity conflict. This is not a qualified-parts list. Browse all servers →
Confirmed = a reviewed primary document lists this exact part for that server. Vendor match = reviewed OEM documentation supports the exact OEM part for the server; a native part also requires a separately reviewed OEM cross-reference. Preliminary match = generation and DIMM type match, with no conflict in the capacity limits recorded here. Capacity, ranks, CPU, BIOS and population rules may still need verification. Confirm the exact part and revision against the server documentation before ordering.
Same-spec candidates matching catalog values · verify before substituting
ManufacturerPart numberSpec
KingstonKSM64R52BD4-128MB 128 GB · DDR5-6400 · RDIMM · 2Rx4
MicronMTC40F2047S1RC64BB1R 128 GB · DDR5-6400 · RDIMM · 2Rx4
SamsungM321RAJA0MB2-CCP Some specifications need review128 GB · DDR5-6400 · RDIMM · 2Rx4
SK hynixHMCT04MHBRC 128 GB · DDR5-6400 · RDIMM · 2Rx4
Candidates match five catalog values: generation, module type, capacity, rated speed and organization. This does not verify those values or establish interchangeability. Check CAS latency, the exact part and revision, server support and population rules before substituting. These are catalog comparisons, not per-server qualification or testing. View the full family →
Frequently asked
How is Supermicro MEM-DR512L-CL01-ER64 related to MTC40F2047S1RC64BB1?
The catalog links MTC40F2047S1RC64BB1 to Supermicro reference MEM-DR512L-CL01-ER64. An OEM number can cover multiple manufacturer parts. Check the exact module label and your server documentation before ordering.
Can I use a Kingston or Micron module instead?
KSM64R52BD4-128MB (Kingston), MTC40F2047S1RC64BB1R (Micron), M321RAJA0MB2-CCP (Samsung) are candidates with matching catalog generation, module type, capacity, rated speed and organization (128 GB, DDR5-6400, RDIMM, 2Rx4). This comparison does not establish interchangeability or verify every field. Check the exact part, CAS latency, server qualified parts list and memory population rules before substituting.