This PCIe 3.0 x8 to dual SFF-8643 NVMe switch card is powered by the Broadcom PLX8747 PCIe switch chip, delivering high-speed NVMe storage expansion with flexible lane allocation. Designed for enterprise storage, servers, and workstations, it enables efficient connectivity to U. 2 NVMe SSDs via SFF-8643 (Mini-SAS HD) ports, optimizing performance for multi-drive configurations.