64GB (1X64GB) QUAD RANK X4

HPE 809085-091-RFB is a refurbished server memory module for adding memory capacity to a server. The listing identifies it as one 64 GB module, so it can be considered as a single-module memory addition.

It uses DDR4 load-reduced memory and is rated at 2400 MT/s. The module has a 288-pin DIMM form factor and four ranks, with CAS latency 17.

The listing names the HPE ProLiant DL380 Gen9 as a compatible product. This unit is listed as used or refurbished.