The PCIe BCM5721 NetXtreme Gigabit network card is a fully integrated 10/100/1000BASE-T Gigabit Ethernet media access control and physical layer transceiver solution for high-performance network applications. The BCM5721 combines a triple-speed, IEEE802.3 compliant media access control ,PCI Express bus interface, on-chip buffer memory, and integrated physical layer transceiver in a single device, it is provides a complete single-chip Gigabit Ethernet NIC or LOM solution.

The BCM5751-1P NIC supports the following features:

• PCI-Express 1.1 form factor- 1 x 2.5Gbps line

• Integrated 10/100/1000 BASE-T transceiver

• 10/100/1000base-T triple-speed MAC

• High-speed RISC core with 24-KB cache

• SMBus 2.0 controller

• Wake-on-LAN power switching circuit

• Complies with the IEEE802.3ab ,IEEE802.3u and IEEE802.3 specifications

• Half duplex at 10/100Mbp operation and full duplex operation at all supported speeds

• TCP / IP / and UDP checksum

• Microsoft large Send Offload

• Large burst read

• Interrupt coalescing

• Industry-compliant alerting features

• Alert Standard Format (ASF)2.0 support

• Secure power-on and power-off

• Fast hardware authentication (SHA-1, HMAC, MD5)

• Ture hardware random number generation

• Integrated TPM functionality

• TCP/IP stack offloads significantly reduce utilization of CPU

• TCP/IP stack offloads significantly increase throughput to enable faster downloads of large files