Product Collection 10/25/40 Gigabit Ethernet Adapters Vertical Segment Server Cable Medium Copper Cabling Type SFP28 Direct Attach twinaxial cabling up to 5m / SFP28 SR Optics also supported (extended temp ONLY) Bracket Height OCP form factor (Mezz 2.0 Type 1 and Type 2 Design Spec) Supported Operating Systems intel.com/support/EthernetOS Port Configuration Dual Data Rate Per Port 25/10/1GbE Intel Virtualization Technology for Connectivity (VT-c) Yes Speed and Slot Width 8.0 GT/s, x8 lanes System Interface Type PCIe v3.0 (8.0 GT/s) Board Form Factor OCP On-chip QoS and Traffic Management Yes Flexible Port Partitioning Yes Virtual Machine Device Queues (VMDq) Yes PCI-SIG SR-IOV Capable Yes iWARP/RDMA No Intel Data Direct I/O Technology Yes Intelligent Offloads Yes Storage Over Ethernet iSCSI, NFS