Supermicro AOC-S25G-M2S, 2-port, 25G SFP28

Chipset: Mellanox ConnectX^®-4 Lx EN dual-port 25Gbps controller
Product Type: 25GBE Card
Interfaces/Ports: 2x SFP28
Host Interface: PCI Express 3.0 x8 (up to  8GT/s)
From Factor: Low-Profile
Dual SPF28 Connectors
Low-Profile, Short Length Standard Form Factor
PCI-E 3.0 x8
Mellanox ConnectX^®-4 Lx EN Ethernet Controller
Asset Management Features with thermal sensor
Hardware offloads for VXLAN, NVGRE and GENEVE
encapsulated traffic
Low latency RDMA over Converged Ethernet (RoCE)
PCI-SIG SR-IOV compliant
Jumbo Frames support up to 9.6kB
PXE Support
Erasure Coding Offload
NC-SI for IPMI support
RoHS compliant 6/6