Major memory decison

hey, i have the mushkin xp3500 1gb dual channel kit and i was owndering if i should return it and get some corsair xmsi got the mushkin for 150 and now the xms is for 150....i havent opened to the mushkin till yet so i can still reutrn it.......i got it last week and i am waiting for my mobo to show up.....anyway i am not gonna have a window in my case so will i be gaining anything by getting the corsair xms xpert memory.....

my memory:
http://www.zipzoomfly.com/jsp/Produ...ctCode=83433-15

what i want to buy:
http://www.newegg.com/Product/Produ...N82E16820145563

both links don't work

sorry, ntw forget it im keppin my memory