psu silent fanless

I'm almost done with my research of components. I will get a budget Customac Mini 2011-2012. ;) Core i3-2125 (using HD3000) GA-B75M-D3H 2x4GB Corsair XMS3 PC1333 Silverstone TJ08 SSD 120GB (Crucial M4 or Samsung 830 depending on availability. or OCZ.) OSX Lion (or ML... not sure at this moment)...