Chapter 8 Hardware Acceleration : FortiGate NP4 architectures : FortiGate-5001C
  
FortiGate-5001C
The FortiGate-5001C board includes two NP4 processors connected to an integrated switch fabric:
The port1, fabric1, and base1 interfaces are connected to one NP4 processor.
The port2, fabric2, and base2 interfaces are connected to the other NP4 processor.