The Fabric Interconnect comes in different models and connectivity types:
a Fabric Interconnect F1-15 with different speeds of InfiniBand connectivity (DDR or QDR).
a Fabric Interconnect F1-4 with different speeds of InfiniBand connectivity (DDR or QDR).
Fabric Interconnect speed and connectivity for servers is determined by the type of Fabric Board installed in the system. For more information, see Connecting to Client Servers.
Also, different I/O Modules will be connected to network, storage, and other resources depending on the type of module, for more information, see Connecting to Switches, Routers and Other Equipment.