> So for a desktop machine, is AHCI really desired? I won't be doing > any hotplugging with the drives, command queing would be more for > servers and might provide slight overhead on a desktop machine... AHCI is better full stop unless you have compatibility needs. > But from what I have read in this thread, FC6 will not install on my > setup *without* AHCI enabled in the BIOS...why is that? No idea. Alan