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Catalog/Samsung/DDR4 RDIMM/M393A2K40BB1-CRC0Q
Samsung · Server memory

M393A2K40BB1-CRC0Q

Verified

16 GB DDR4-2400 ECC Registered DIMM (RDIMM), single-rank ×4.

independent sources How we verify →
Specifications JEDEC / manufacturer data
Memory typeDDR43 sources
Module typeRDIMM · ECC Registered DIMM3 sources
Capacity16 GB3 sources
SpeedDDR4-2400 · PC4-192003 sources
Organization / rank1Rx43 sources
CAS latency173 sources
Voltage1.2 VJEDEC standard for DDR4
Form factor288-pin DIMMstandard for DDR4 RDIMM
Fits these servers 12 of 111 platforms
Spec match covers every DDR4 RDIMM platform we track, so the spec-match rows above are a sample across vendors: 99 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.
Also marked as same part · spec-neutral suffix
Part number
M393A2K40BB1-CRC
These part numbers are the same module. The trailing suffix encodes the DRAM die-rev / on-DIMM sourcing, not the JEDEC spec.
Compatible alternatives any brand · same JEDEC specification
ManufacturerPart numberSpec
MicronMTA18ASF2G72PZ-2G316 GB · DDR4-2400 · RDIMM · 1Rx4
SamsungM393A2K40CB1-CRC16 GB · DDR4-2400 · RDIMM · 1Rx4
SamsungM393A2K40CB1-CRC0Q16 GB · DDR4-2400 · RDIMM · 1Rx4
SK hynixHMA82GR7CJR4N-UH16 GB · DDR4-2400 · RDIMM · 1Rx4
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
Can I use a Micron or Samsung module instead?
In most servers, yes: MTA18ASF2G72PZ-2G3 (Micron), M393A2K40CB1-CRC (Samsung), M393A2K40CB1-CRC0Q (Samsung) match this module on every key specification (16 GB, DDR4-2400, RDIMM, 1Rx4). Keep vendors consistent within a memory bank, and check your server's qualified parts list for edge cases.