Don't you know how to use the quote system?
You have to write BELOW the quote, not overwrite it.
You'll need a new motherboard, any new motherboard will do.
$70 should be the minimum amount you'll want to invest in such a motherboard.
Get PCI-e 2.0 x16 boards. 3.0 x16 should not be needed, as you seem to have a budget for low-end cards.
Get a good 300/450W psu worth $45 atleast. Don't go for the cheap $15-20 ones.