Originally Posted by nekrosoft13
ok, if you have no onboard video that steals memory from your ram, then it will use all 4gb
you said you have 275 and 8600, so in your case all 4gb (and beyond) will be used in 64bit OS.
Yes that's correct with the 2 cards above, it seem if I upgrade to 64bit will take care of that problem. base on what I understood.