i recently had to replace the mother board on my custom built machine. abit which it came with sucked and died! i now have an asus p4p800se! really really good! i also have friend who loves asus who build pcs for people. what u need to do if u can is post a question like this and check for feedback! asus overaal has very good mobos! some like any manufacture arent but overall id say asus! i-we need to know what system this is going into!~ like dual core etc@!!! and os system. id go with.asus!