Here are a few videos I found on Hackintosh building – good references:
Step 3 – Gigabyte GA-Z77-DS3H Hackintosh build
[youtube http://www.youtube.com/watch?v=sJ_xBYfpgi0?feature=player_embedded]
[youtube http://www.youtube.com/watch?v=RoScGBchpac?feature=player_detailpage]
[youtube http://www.youtube.com/watch?v=RxEC8zCReB4?feature=player_detailpage]