This extension "fasterfox"
Reeeaaallllly speedsup page loads
it seems to precache all the links in a page and more.
yes i use foxytune and know about the chrome settings
This extension automatically employs link prefetching, network tweaking, enhanced pop-up blocking, along with simultaneous connections, pipe-lining, enhanced caching, DNS caching, and initial paint delaying to make FireFox so fast it can break servers (or at least hurt them).