You can spit out all the traffic you want but who is going to route at that rate for you? If you somehow get it down to say 600 byte per request, that is 42GBp

You can spit out all the traffic you want but who is going to route at that rate for you? If you somehow get it down to say 600 byte per request, that is 42GBps and 340Gbps. That is 35 10G nics at wire rate.