Decided to upgrade my nas setup.
So I am going to use a gamer case and power supply, I already have.
I have ordered an ASUS N3050m motherboard and celerion dual core cpu.
2x 4GB ddr 3 sticks, 2x sata controller cards, and 4x 2tb Toshiba p300 hdd's.
I have 2 2tb drives in my current freenas...