Even though there are no intel drivers for windows 7 I did update from windows vista home premium to windows 7.
I have updated an E 2100 with a 250 gig hard drive, 1.5 gig of ram and a 256 mb pci visiontek video card. The only thing was there were no update drivers for the video card. Still worked normal
You may refer to the following site for information on how to use XPDM drivers on Windows 7:
That is a process not validated by Intel, but you may check if that helps you