according to forums.2cpu.com, mass production is supposed to begin in the first half of december, so unless you are real tight with some suppliers, the odds of getting it by christmas look bleak
you are aware that the second slot only has a 2x logical connection? (yes it's a 16x physical slot, but you will only get 2x bandwidth out of it)
you might want to consider the tyan s2895, it uses dual nforce4 chipsets so it can actually support real dual 16x slots
either way, you can just give a photograph, if i was receiving something like this, i wouldn't mind waiting a bit