so early january i will be making a big computer up grade first thing is first i have replaced everything but a mother board is it any harder than installing any other part ?

i no what i want but i want to make sure it what i get will be compatible

for the mb i would like a am2/am2+/am3 soket becouse i wont be able to up grade my procceser for probbly a little later and dont want to be left with no computer for a few months and i would like 2 pci e slots

i plan on getting the 6 core amd proccesser 3.2 one

and i want cheep good ram dont no if that is out there lol 4 gigs for starters
all the mb's that have am2/am2+/am3 are all ddr2 ram is there a big diff between ddr2 and ddr3

not sure what i am looking for for heat sink i saw that v8 one thats what i was thinking

allready have the pny gts 450 for graphics

and i no i will need a bigger power supply i only have a 500 watt now

and how do i no if it will fit in my case ?



these are what i am thinking of
power supply
http://www.newegg.com/Product/Produc...82E16817171054
cpu
http://www.newegg.com/Product/Produc...82E16819103849
cooling
http://www.newegg.com/Product/Produc...82E16835103055
ram
http://www.newegg.com/Product/Produc...82E16820178219
mb
http://www.newegg.com/Product/Produc...82E16813130265

i am up for ideas and any suggestions exept get intel over amd i like amd thank you