The 412648-B21 is a model of HP-Compaq's Network Interface Card (NIC) specifically designed for high-speed networking applications, known as the NC360T PCIe interface. Manufactured by Hewlett Packard (HP), this dual-port gigabit server adapter is built on PCI Express technology, offering top-tier network throughput and redundancy for business-critical applications. The NIC features two high-performance Ethernet ports capable of supporting 10/100/1000 Mbps speeds, thus enabling high levels of data transmission efficiency and network versatility. With its PCIe interface, it ensures faster communication with the host system, significantly reducing latency compared to older technologies. The 412648-B21 is notably compatible with a wide range of HP servers and offers both full-duplex and half-duplex operations at all supported speeds. It integrates seamlessly with existing network environments, providing an immediate performance boost. This network card is ideal for businesses looking to upgrade their server's networking capabilities to support high-speed, high-density environments such as virtualization, high-performance computing, and network segmentation.