My Gaming PC plans!

Hey what do you recommend for me to purchase for a gaming PC? please read all of this :)

1.it has to have an NVidia Geforce 300 Series card (DX11) in it
2.Quad core Processor (Only Intel not the I7)
3.Only to 1000€ (European money)
4.Has to be really good looking and must be very good for games
5.i wanna SLI card

and im gonna build it myself so just tell me the parts that you recommend