For 517721-B21 / 519132-001 Dual-Port QDR 4X HCA Network Adapter Card

Compatible HCA network adapter matching part numbers 517721-B21 and 519132-001. This dual-port QDR 4X HCA network card provides high-throughput, low-latency connectivity for servers and compute clusters. Designed as a direct replacement or upgrade for systems that require a Dual Port QDR (4x) Host Channel Adapter.