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Catalog/SK hynix/DDR4 RDIMM/HMA41GR7AFR8N-UH
SK hynix · Server memory

HMA41GR7AFR8N-UH

Verified

8 GB DDR4-2400 ECC Registered DIMM (RDIMM), dual-rank ×8. Sold by Lenovo under its own part numbers, all cross-referenced below.

independent sources How we verify →
Specifications JEDEC / manufacturer data
Memory typeDDR44 sources
Module typeRDIMM · ECC Registered DIMM6 sources
Capacity8 GB5 sources
SpeedDDR4-2400 · PC4-192005 sources
Organization / rank2Rx84 sources
CAS latency174 sources
Voltage1.2 VJEDEC standard for DDR4
Form factor288-pin DIMMstandard for DDR4 RDIMM
OEM part numbers same module, OEM-branded
VendorOEM part numberVerification
Lenovo01DE954✓ verified
Lenovo01GT239✓ verified
Lenovo01DD002✓ verified
Lenovo01DD005✓ verified
OEM cross-references are compiled from distributor cross-reference data and OEM documentation. Verify against your vendor's parts list before ordering.
Fits these servers 15 of 111 platforms
Spec match covers every DDR4 RDIMM platform we track, so the spec-match rows above are a sample across vendors: 96 further platforms also match this module on spec. A server missing from this table is not a compatibility limit. Browse all servers →
Confirmed = listed in the vendor's memory documentation for that server. Vendor match = the vendor's own part cross-reference matches this module and its speed is validated for the platform; the module is not taken from that server's memory list. Spec match = this module meets the platform's JEDEC requirements (generation, form factor, validated speed); interchangeability is spec-based, not per-server testing. Confirm against your server's qualified parts list before ordering.
Compatible alternatives any brand · same JEDEC specification
ManufacturerPart numberSpec
MicronMTA18ASF1G72PDZ-2G38 GB · DDR4-2400 · RDIMM · 2Rx8
SamsungM393A1G43DB1-CRC8 GB · DDR4-2400 · RDIMM · 2Rx8
Modules match on all key specifications (type, form factor, capacity, speed, rank organization) and are generally interchangeable in servers that accept this spec. Interchangeability is based on matching JEDEC specifications, not per-server testing. Confirm against your server vendor's qualified parts list. View the full family →
Frequently asked
Is Lenovo 01DE954 the same module as HMA41GR7AFR8N-UH?
Yes. Lenovo resells this SK hynix module under part number 01DE954; Lenovo does the same as 01GT239, Lenovo does the same as 01DD002, Lenovo does the same as 01DD005. The physical module is identical: OEM part numbers are branding, not different hardware.
Can I use a Micron or Samsung module instead?
In most servers, yes: MTA18ASF1G72PDZ-2G3 (Micron), M393A1G43DB1-CRC (Samsung) match this module on every key specification (8 GB, DDR4-2400, RDIMM, 2Rx8). Keep vendors consistent within a memory bank, and check your server's qualified parts list for edge cases.
What servers take HMA41GR7AFR8N-UH?
Lenovo ThinkSystem SD530, Lenovo ThinkSystem SN550, Lenovo ThinkSystem SR950 match it through the vendor's own part cross-reference (e.g. Lenovo 01DE954) with a validated speed. Other DDR4 RDIMM platforms generally accept it too; verify against the server's qualified parts list.