BCM5719A1KFBG

The BCM5719A1KFBG is a high-performance Quad-Port Gigabit Ethernet controller manufactured by Broadcom. It is specifically designed for enterprise and data center environments, providing robust and reliable network connectivity for high-performance servers and networking applications.

This controller supports both 10/100/1000BASE-T and 1000BASE-X Ethernet standards, enabling it to handle a wide range of network speeds and configurations. It features an X4 PCI Express interface, typically supporting PCIe 2.0 or higher versions, for high-speed data transfer between the controller and the host system.

The BCM5719A1KFBG integrates multiple functionalities, including transceivers, MAC controllers, DMA engines, and TCP/IP offload engines, which enhance network performance and reduce CPU utilization. It also supports advanced networking protocols such as IEEE 802.3 standard Ethernet, TCP/IP, UDP, IPv4, and IPv6.

One of the key features of the BCM5719A1KFBG is its I/O virtualization (IOV) capabilities, which include 17 receive and 16 transmit queues, as well as 17 MSI-X vectors with flexible vector-to-queue mapping. These IOV features enable the controller to support technologies such as VMware NetQueue and Microsoft VMQ, improving network performance in virtualized environments.

In addition, the BCM5719A1KFBG includes a suite of hardware features for time synchronization, based on IEEE 1588 or IEEE 802.1AS standards. These features include a high-precision clock, timestamp registers for receiving and transmitting packets, and programmable trigger inputs and watchdog outputs.

Overall, the BCM5719A1KFBG is a versatile and powerful Gigabit Ethernet controller suitable for a wide range of networking applications, including servers, data center switches, network storage devices, and more. Its advanced features and robust performance make it an ideal choice for demanding enterprise and data center environments.