Yeah you are tight, you can't do it with three 256 sticks (didn't think about that bit, silly me).
The single one has to be a 512 stick.
Was looking at this-> http://support.intel.com/support/mot.../cs-011965.htm
When I should have thought about something like this-> http://www.hardwareforumz.com/ABIT-N...pict57599.html
EDit: And I just noticed that the intel requires the memory in both channels to be equal too.