The HPE SmartMemory 32GB DDR4 SDRAM Memory Module is designed for business and IT environments requiring reliable server memory expansion. This registered ECC RDIMM provides 32GB of DDR4 SDRAM operating at 2666 MHz (PC4-21300), suitable for enhancing the performance and capacity of compatible HPE server systems. The ECC feature helps maintain data integrity, which is critical for server stability and uptime. Operating at 1.20V and featuring a 288-pin form factor, this module, identified by part number 815100-B21, integrates into server infrastructures where stability and efficient memory handling are priorities.