Quad socket mobo for Intel chips?

[Zumbador]

Are there any quad LGA 771 socket mobos currently on the market?

Thinking about building a rendering rig but am not impressed with the Barcelona chips.

 

[Idontcare]

Dual socket is the max for LGA771.

 

[renethx]

4-way socket is Socket 604.

http://www.supermicro.com/prod...ower/#mpXeonClarksboro