the 2 i have been looking at was ocz4002048eldcpe-k that one is pc3200 with a timing of 2-3-2-5 and thier is pc3500 OCZ4332048PFDC-K which is 3-3-3-7 is the one i have, one to sell and one to use to overclock, i heard the 3500 can do better timing at pc3200,, but i wanted to know what you guys thought..