One SK hynix HMCG78AGBRA191N 16GB DDR5-5600 module. Labelled DDR5 EC8RDIMM, 1Rx8. Requires compatible DDR5 registered-memory server/workstationsupport; not a DDR5 desktop UDIMM and not interchangeable with DDR4.
Used, known-good working pull, removed from a working system and storedcarefully since removal. Please check the photographed part number and yoursystem's memory requirements before purchase. Only the memory described aboveis included; no original retail packaging or other accessories.