Custom Built PCs are made to your specification. These are our suggestions to start you off.
https://sites.google.com/site/castlelanecomputers/home/new-computers/pcs/ManagersSpecialCLCQuadcorepc.pdf?attredirects=0

https://sites.google.com/site/castlelanecomputers/home/new-computers/pcs/i3Specialclc.pdf?attredirects=0