The Lenovo ThinkSystem Broadcom 5719 1GbE RJ45 4-Port PCIe Ethernet Adapter delivers robust and high-density network connectivity for enterprise-grade servers. Designed specifically for Lenovo ThinkSystem and System x servers, this adapter features four separate 10/100/1000 Mbps RJ45 copper ports integrated on a single PCIe 2.0 x4 interface, perfect for environments requiring multiple Gigabit Ethernet connections in a compact low-profile card.

With advanced Broadcom NetXtreme technology, the adapter offers stateless offload capabilities, jumbo frame support up to 9600 bytes, and IEEE 802.1Q VLAN tagging, enhancing network efficiency and flexibility. It is optimized for virtualization with support for VMware NetQueue and Microsoft VMQ, ensuring smooth and scalable multi-tenant network performance. Additional features include PXE and iSCSI boot support, facilitating network and storage boot scenarios essential in modern data centers.

Energy-efficient design adheres to IEEE 802.3az, complemented by on-chip temperature monitoring for reliable operation. The adapter supports link aggregation (802.3ad), MSI/MSI-X interrupts, and TCP/UDP/IP checksum offload to lower CPU utilization and improve throughput. Lenovo ships the product with both full-height and low-profile brackets, offering versatile installation options in various server chassis.

Ideal for virtualized server environments and high-density deployments, this adapter enables seamless expansion of network interfaces while maintaining enterprise-class performance and manageability through Broadcom management tools and wide OS driver support. For dependable, high-throughput connectivity in demanding data center applications, the Lenovo ThinkSystem Broadcom 5719 Ethernet Adapter is a leading choice.