Must I choose a micro atx power supply with a micro atx case? And what would you recommend for an amd x2 3800+ (planning to oc) with 2 gig 800mhz ddr2, and an ati x1650 xt or x1950 pro? I'm looking at a 350- 400 watt power supply, and I looked at that Power Supply 101, and I got a little confused, I don't see any micro atx power supplies with 12 volt rails.
http://www.newegg.com/Product/ProductList.asp?Order=POPULARITY&Page=1&Category=32&N=2010320058+1131310094+1131414175&Submit=ENE&Nty=1&SubCategory=58
http://www.newegg.com/Product/ProductList.asp?Order=POPULARITY&Page=1&Category=32&N=2010320058+1131310094+1131414175&Submit=ENE&Nty=1&SubCategory=58