i cant find any decent ddr2 memory. i guess ddr is more common than ddr2 but my budget is max $200 and i want the top of the line and ddr2 pc2 3200 or faster. 2 GB or more. i know that may be to much but i want my computer to be real fast its a dell 4700 pentium 4 2.8 ghz with HT i wont be keeping the old ram thats in their.