Chile Hardware has some info and photos of a Intel G33 based motherboard.
The G33 IGP chipset will arrive in the second quarter of this year and will have Yorkfield and Wolfdale support. It will support 1333MHz FSB processors and 1066MHz DDR3 or 800MHz DDR2 memory.
Specifications:
Socket LGA 775, Micro ATX
Supports Intel Core 2 Duo/Celeron 400 Series Processor
Intel G33 + ICH9
FSB 1333 MHz
Supports Dual Channel DDR2 667/800 MHz
4 x DDR2 DIMM Memory Slots, Max. Supports up to 8GB Memory