> The dual core processors in those routers are totally different to the CPUs in your
> computer. They are a lot lower in power.
Well of course they are. But they're there. The older ones make no mention of any processor, so they must be minimal, at best.
> The routers need all that grunt to handle the high-throughput of things like Gigabit
> Ethernet and 802.11ABGNXYZ (or whatever the latest standards are).
And the WRT54GL does the A B and G, just missing the N. It costs a tenth of that Orbi system and covers the house with just a single unit.