A. Go to this URL : http://downloadcenter.intel.com/
B. Now you have 2 options,:
1 - Let Intel automatically identify and select the driver for you
click on the button show below and proceed with the page instruction.
2 - Manually Select the driver: - write Mobile Intel(R) 45 Express Chipset Family in the field shown below.\
3- On the search result look for Intel® HD Graphics Driver for Windows 7* 64, Windows Vista* 64. Click on the link.
For other version look for:
Intel® HD Graphics Driver for Windows 7* 32
Intel® HD Graphics Driver for Windows XP 32/64
!Don't choose INF update Utilities from the search result, it is for Chipset not for graphic.
4. Click Download
This driver valid for:
Intel® B43 Express Chipset
Intel® G41 Express Chipset
Intel® G43 Express Chipset
Intel® G45 Express Chipset
Intel® Q43 Express Chipset
Intel® Q45 Express Chipset
Mobile Intel® 4 Series Express Chipset Family