- Single-port pluggable media interface, which may be equipped with 50 Gb/s QSFP28 optical transceiver or with copper direct-attach cable
- Fully compliant with the SFF-8665 standard
- X8 PCI Express 3.0 compliant
- SR-IOV with up to 128 virtual functions (VFs)
- Function-Level Reset (FLR) support
- TruFlow flow processing engine
- Virtual Network Termination - VXLAN, NVGRE, Geneve, GRE encap/decap
- VSwitch acceleration
- Tunnel-aware stateless offloads
- DCB support: PFC, ETS, QCN, DCBx
- RDMA over Converged Ethernet (RoCE)
- Network Controller Sideband Interface (NC-SI)
- SMBus 2.0
- MCTP over SMBus
- PCIe-based UART and KCS
- Jumbo frames up to 9 KB
- Advanced Congestion Avoidance
- Multiqueue, NetQueue, and VMQ
- IPv4 and IPv6 offloads
- TCP, UDP, and IP checksum offloads
- Large Send Offload (LSO)
- Large Receive Offload (LRO)
- TCP Segmentation Offload (TSO)
- Receive-side Scaling (RSS)
- Transmit-side Scaling (TSS)
- VLAN insertion/removal
- Interrupt coalescing
- Network boot - PXE, UEFI
- ISCSI boot
- Wake-on-LAN (WOL)
- MSI and MSI.X
The Broadcom BCM957414M4143C is a single-port 50 Gb/s, PCI Express 3.0 x8 Mezzanine Card, designed to the Open Compute Project (OCP) Mezzanine Card 2.0 Design Specification with a QSFP28 network connector as a Type 1 adapter with the board outline adhering to the original v0.5 dimensions. The adapter supports both QSFP28 optical modules and copper direct-attach cables. The card uses the Broadcom BCM57414 50GbE MAC controller with an integrated single-channel 50GbE SFI transceiver.