HPE 684031-001-RFB is a DDR3 memory module for adding memory to a compatible server. Its listed capacity is 16 GB, with a dual-rank x4 organization, providing a single module of server memory.
The corresponding HPE part specification identifies it as a registered DIMM using PC3-12800R-11 memory, rated at 1600 MHz and 1.50 V. These details describe the module’s memory type and operating specification for server configurations that support this part.