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Catalog/SK hynix/DDR4 RDIMM/HMA81GR7MFR8N-UH
SK hynix · Server memory

HMA81GR7MFR8N-UH

Verified

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

independent sources How we verify →
Specifications JEDEC / manufacturer data
Memory typeDDR43 sources
Module typeRDIMM · ECC Registered DIMM3 sources
Capacity8 GB3 sources
SpeedDDR4-2400 · PC4-192003 sources
Organization / rank1Rx83 sources
CAS latency173 sources
Voltage1.2 VJEDEC standard for DDR4
Form factor288-pin DIMMstandard for DDR4 RDIMM
OEM part numbers same module, OEM-branded
VendorOEM part numberVerification
HPE809080-591✓ 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 22 of 111 platforms
Spec match covers every DDR4 RDIMM platform we track, so the spec-match rows above are a sample across vendors: 89 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
KingstonKSM24RS8/8HDI8 GB · DDR4-2400 · RDIMM · 1Rx8
KingstonKSM24RS8/8MAI8 GB · DDR4-2400 · RDIMM · 1Rx8
KingstonKSM24RS8/8MEI8 GB · DDR4-2400 · RDIMM · 1Rx8
MicronMTA9ASF1G72PZ-2G38 GB · DDR4-2400 · RDIMM · 1Rx8
SamsungM393A1K43BB0-CRC8 GB · DDR4-2400 · RDIMM · 1Rx8
SK hynixHMA81GR7AFR8N-UH8 GB · DDR4-2400 · RDIMM · 1Rx8
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 HPE 809080-591 the same module as HMA81GR7MFR8N-UH?
Yes. HPE resells this SK hynix module under part number 809080-591. The physical module is identical: OEM part numbers are branding, not different hardware.
Can I use a Kingston or Micron module instead?
In most servers, yes: KSM24RS8/8HDI (Kingston), KSM24RS8/8MAI (Kingston), KSM24RS8/8MEI (Kingston) match this module on every key specification (8 GB, DDR4-2400, RDIMM, 1Rx8). Keep vendors consistent within a memory bank, and check your server's qualified parts list for edge cases.
What servers take HMA81GR7MFR8N-UH?
HPE ProLiant BL460c Gen9, HPE ProLiant DL160 Gen10, HPE ProLiant DL180 Gen10, HPE ProLiant DL325 Gen10, among others, match it through the vendor's own part cross-reference (e.g. HPE 809080-591) with a validated speed. Other DDR4 RDIMM platforms generally accept it too; verify against the server's qualified parts list.