HPE ProLiant DL380 Gen11 2U x16/x16/x16 Primary Riser KitThe HPE ProLiant DL380 Gen11 2U x16 x16 x16 Primary Riser Kit is the essential expansion module that unlocks maximum I O potential for your DL380 Gen11 server. Designed to sit at the heart of a dense data center, this primary riser kit routes three fullbandwidth PCIe x16 lanes to critical expansion cards, accelerators, and highspeed network adapters. Built for enterprise workloads, it delivers robust performance, reliability, and scalability for