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Catalog/SK hynix/DDR4 LRDIMM/HMAT14JXSLB
SK hynix · Server memory

HMAT14JXSLB

Verified

256 GB DDR4-3200 ECC Load-Reduced DIMM (LRDIMM), 8-rank ×4. Sold by HPE and Dell under their own part numbers, all cross-referenced below.

independent sources How we verify →
Specifications JEDEC / manufacturer data
Memory typeDDR43 sources
Module typeLRDIMM · ECC Load-Reduced DIMM3 sources
Capacity256 GB3 sources
SpeedDDR4-3200 · PC4-256003 sources
Organization / rank8Rx43 sources
Voltage1.2 VJEDEC standard for DDR4
Form factor288-pin DIMMstandard for DDR4 LRDIMM
OEM part numbers same module, OEM-branded
VendorOEM part numberVerification
HPEP07654-B21✓ verified
DellSNP9R6CMC/256G✓ 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 28 of 92 platforms
Spec match covers every DDR4 LRDIMM platform we track, so the spec-match rows above are a sample across vendors: 64 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
MicronMTA144ASQ32G72LSZ-3S2256 GB · DDR4-3200 · LRDIMM · 8Rx4
SamsungM386ABG40M51-CAE256 GB · DDR4-3200 · LRDIMM · 8Rx4
SK hynixHMAT14JXSLB126N256 GB · DDR4-3200 · LRDIMM · 8Rx4
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 P07654-B21 the same module as HMAT14JXSLB?
Yes. HPE resells this SK hynix module under part number P07654-B21; Dell does the same as SNP9R6CMC/256G. 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: MTA144ASQ32G72LSZ-3S2 (Micron), M386ABG40M51-CAE (Samsung), HMAT14JXSLB126N (SK hynix) match this module on every key specification (256 GB, DDR4-3200, LRDIMM, 8Rx4). Keep vendors consistent within a memory bank, and check your server's qualified parts list for edge cases.
What servers take HMAT14JXSLB?
Dell PowerEdge C6520, Dell PowerEdge C6525, Dell PowerEdge MX750c, Dell PowerEdge R650, among others, match it through the vendor's own part cross-reference (e.g. HPE P07654-B21) with a validated speed. Other DDR4 LRDIMM platforms generally accept it too; verify against the server's qualified parts list.