I just picked up an Asus P5N32 SLI Deluxe. I haven't bought RAM for it yet. I was thinking of picking up either Corsair 6400 (2x1 Gig) or Mushkin 6400 (2x1 gig) but noticed that the board says it only supports 533/667 DDR2.

I know I could go for the 6400 (5-3-3-8) and just have it run slower...