The HPE 774176-001 is a 64GB server memory module for expanding the memory capacity of a compatible system. It is supplied as one 64GB DIMM, rather than as a multi-module kit.
This is DDR4-2133 memory with quad-rank x4 organization. Its load-reduced DIMM design and 288-pin form factor identify the module type for supported server configurations. The specified operating voltage is 1.20 V, with CAS timings of 15-15-15.
The distributor lists HPE ProLiant DL360 Gen9, DL380 Gen9 and ML350 Gen9 among compatible systems. The HPE option part number associated with this spare part is 726724-B21.