A motherboard comparision table in a PDF document on Intel's website listed the upcoming 925XE Express chipset with a 1066MHz FSB. Currently it isn't listed anymore on Intel's website.
This motherboard, the Intel D925XECV2 Performance ATX board, features support for a 1066MHz/800/533 FSB, S-ATA 150, high definition audio and more.
The Boxed D925XEBC2 is a microATX 925XE Extreme board, also including PCI Express X16 as well as PCIe1 and two PCI slots. The D925XCV is described as part of the Extreme series too but only support 800MHz and 533MHz buses, unlike the former two processors. There's a microATX version of this board as well.
These three boards also support 1394, and have multiple USB 2.0 ports.
Memory types supported for these boards are DDR-2 533/400, with four slots and dual channel, with storage capacities of up to 4GB.