Expensive, and yes, it should be quite OCable.
Originally Posted by gamer_013
With the nehalem cpu's on-die memory controller, the northbridge only serves as a bridge between the cpu and the pci-e lanes (and the southbridge) so must it still need such a beefy heatsink? I would think that since the memory controller is on the cpu, that the northbridge would be less 'important' and probably not need so much voltage or put out as much heat as they do on current mobos.
From the kind of heatsinks I'm seeing on these things, it seems that a chipset with a quickpath interconnect and 48+ PCI-E 2.0 lanes can get pretty hot, even without a memory controler.