This driver is written specifically for the Intel® G31, G33, G35, Q33, Q35, G965, Q965, Q963 Express desktop chipsets and the GM965 Express mobile chipset, and will not function with any other product. View the README file for installation information and the RELEASE NOTES for driver version details. This driver package contains version 15.9 for Windows Vista*.
But your IGP still won't play Crysis :bleh:
 Intel® Graphics Media Accelerator Driver for Windows Vista * 32 (exe)
http://downloadmirror.intel.com/15883/ENG/relnotes_winvista_gfx.htm