Three manufacturers make modules at this exact specification. They match on every key parameter and are generally interchangeable: a buyer who needs "64 GB DDR5-5600 registered" can usually accept any of them.
| Manufacturer | Part number | CAS | OEM refs | Data |
|---|---|---|---|---|
| Kingston | 9965788-052.A00G | — | — | specs |
| Samsung | M321R8GA0EB0-CWM | — | — | specs |
| Samsung | M321R8GA0EB0-CWMKH | — | — | specs |
| Samsung | M321R8GA0PB0-CWM | — | — | specs |
| Samsung | M321R8GA0PB0-CWMCJ | — | — | ✓ verified |
| Samsung | M321R8GA0PB0-CWMXJ | — | — | specs |
| SK hynix | HMCG94AGBRA628N | — | — | specs |
Practical rule: servers accept these modules interchangeably in almost all cases. Keep one vendor within a memory bank and match existing modules when expanding, rather than mixing brands side by side.
Post a request for this spec and VAT-verified suppliers quote whichever brand they actually stock: Kingston, Samsung or SK hynix. You choose from real offers.