Please post the dxdiag report from your system while using the latest video driver available in our web site:
For x32 bit operating systems:
http://downloadcenter.intel.com/Detail_Desc.aspx?agr=Y&DwnldID=23105
For x64 platforms:
http://downloadcenter.intel.com/Detail_Desc.aspx?agr=Y&DwnldID=23106