Item Name: 100gig Ethernet Network Adapterer with 2 QSFP28 Ports
Built-in Controller: Intel E810-CAM2 Chip
Data Rate Per Port: 100gbps/50gbps/25Gbps/10Gbps. Comes with low-profile and full-height brackets.
Interface Type: PCIe 4.0 (16 GT/s); Speed & Slot Width: 16 GT/s x16 lanes. Cabling Type: QSFP28 ports - DAC, Optics, and AOC's.
Port: 2*QSFP28
Ethernet Port Configuration Tool (EPCT)
Application Device Queues (ADQ)
Dynamic Device Personalization (DDP)
Supports both RDMA iWARP and RoCEv2
Support PXE, iSCSI, RDMA, Jumbo Frames, DPDK, SR-IOV, VxLAN, GENEVE, GRE, UEFI.
Supported operating systems: Windows Server 2012/2012 R2 Core/2012 Core/2008 R2/2008 R2 Core/2016 R2/2019 R2; Linux Stable Kernel version 2.6.32/3x/4.x/5.x or later; Llinux RHEL 6.5 and RHEL 7.0, FreeBSD 9 anf FreeBSD 10 UEFI 2.1/2.3, CentOS/RHEL 7.x or later; Ubuntu 16.x or later; VMware ESX/ESXi 5.1(Limited Functionality) VMware ESXI 5.5; Linux SLES 11 SP3 and SLES 12.

Allowing 2x100Gb,1x100Gb,2x50Gb,4x25Gb,4x25Gb,2x2x25Gb,8x10Gb,the many port and speed combinations available simplify validation and deployment. Using EPCT, these adapters can be programmed to act as many different physical network adapters, with a maximum throughput of 100Gbps.