The HPE Smart Array S100i SR Gen10 is a software-based RAID controller embedded directly on the system board of select HPE ProLiant Gen10 servers (e.g., ML30, ML110, DL20, DL120). Unlike hardware RAID controllers (e.g., P408i-a, E208i-p), the S100i offloads RAID processing to the host server’s CPU and uses system memory for cache.

HPE Smart Array S100i SR Gen10 – Software RAID Solution for Entry-Level HPE ProLiant Gen10 Servers