The Broadcom BCM957504-P425G is a quad-port 25 Gb/s PCI Express 4.0 x16 network interface card that supports SFP28/SFP+ optical modules and copper direct-attach cables. The card uses the Broadcom BCM57504 100GbE MAC controller with an integrated quad-channel 25GbE SFI transceiver. Quad-port media interface SFP28/SFP+ optical transceiver or copper direct-attach cable BroadSAFE technology x16 PCI Express 4.0 compliant Function-Level Reset (FLR) support TruFlow flow processing engine Tunnel-aware stateless offloads RDMA over Converged Ethernet Advanced congestion avoidance Multiqueue, NetQueue, and VMQ IPv4 and IPv6 offloads Large send offload (LSO) Large receive offload (LRO) TCP segmentation offload (TSO)