So upon further review, thought, and consolation I have decided that I will use 3U cases for my server rack. Newegg.com has one for sale with a power supply which should suit my needs, I am a bit hesitant to use that power supply, but its cheap and will do the job according to this nifty online calculator:
http://extreme.outervision.com/psucalculator.jsp
Here is the new build:
Athena Power Black 3U Rackmount Server Case –
http://www.newegg.com/Product/Product.aspx?item=N82E16811192028
GIGABYTE LGA 775 MOBO – http://www.newegg.com/Product/Product.aspx?item=N82E16813128084
Intel Core 2 Quad Q6600 – http://www.newegg.com/Product/Product.aspx?Item=N82E16819115017
OCZ Platinum (2 x 2GB) DDR2 1066 – http://www.newegg.com/Product/Product.aspx?Item=N82E16820227298
EXCELSTOR Jupiter Series 80GB SATA – http://www.newegg.com/Product/Product.aspx?Item=N82E16822210003
ASUS Black 16X DVD-ROM – http://www.newegg.com/Product/Product.aspx?Item=N82E16827135151
ZOTAC GeForce 7100GS – http://www.newegg.com/Product/Product.aspx?item=N82E16814500027
Grand total of $650 to my door…probably $600, I can find better deals on some of that here in town…
As for the case I have a few 120mm and 80mm fans I will install, something like this:

And here is a new flowchart:

Its starting to come together, I go pick up my gigabit switch either today or tomorrow. Found a good 16 port gigabit switch for cheap! Only deal is they lost the rack mount brackets, so I will have to fuigure something out…
Found this while I was doing research earlier…supposedly its one of Pixars research render farms, they have tons of rows of these apparently…one day:
