This is already an EOIS board.
I doubt it if they are going to make new drivers for this board.
The list of boards that are going to work with Windows Seven are:
Anyway, since it is the ATI Radeon Xpress 200 Northbridge that provides integrated graphics capabilities supporting 3D, 2D and display capabilities. You may need to check from ATI website if they have any generic drivers for Windows 7.
All the best,