Greetings. nForce2 is certainly the best out of all the AMD Athlon chipsets. Asus A7N8X Deluxe is the only AMD Athlon motherboard I recommend. Have yet to find a motherboard that comes near it.
<A HREF="http://forumz.tomshardware.com/hardware/modules.php?name=Forums&file=viewtopic&p=527833#527833" target="_new">Official Asus A7N8X Thread</A>
Generally it is better to judge motherboards individually rather than by manufacturer.
<i>It's your world kid!!!</i>