More RAM modules better?

[piikea]

If I am reading the various info on RAM modules correctly - it's better to use (4) 1GB sticks to achieve 4GB total as opposed to (2) 2GB sticks?

such as -
http://www.crucial.com/store/mpartspecs.aspx?mtbpoid=0D8F01A3A5CA7304

for this MB -
http://www.newegg.com/Product/ComboD...t=Combo.575894