HPE P00922-B21 16GB DDR4 Smart Memory is a server memory kit for adding capacity to a compatible HPE server. HPE lists this exact part number as one 16GB module, giving a clearly identified memory upgrade for server configurations.
The module uses DDR4-2933 memory and a dual rank x8 layout, with CAS timings of 21-21-21. These details identify its memory format and timing characteristics for system configuration.
HPE describes its DDR4 Smart Memory range as server memory for enterprise customers and says the modules are qualified and tested on HPE server platforms. This part is intended for server use; the source does not specify individual compatible server models.