Off of the top of my head (and I will need to check this properly) I have lying around here.
3)4GB (2x2GB), 8GB (2x4GB) and 16GB (2x8GB or 4x4GB).
4) 64GB SSD
5) 120GB SSD
I dont have a cooler though,
Also do you have a case sorted? I have a Prodigy M in white somewhere.
I am trying to think on the video card front, would a 750ti work for minecraft?