Intel Chipset Drivers

Here is a link containing All Intel Chipset Drivers.

Some Translation:
Intel Graphics Media Accelerator (GMA) 4700MHD = GM47 chipset
Intel Graphics Media Accelerator (GMA) 4500MHD = GM45 chipset
Intel Graphics Media Accelerator (GMA) X3100 = 965GM & 960GM chipset
Intel Graphics Media Accelerator (GMA) 950 = 945GM chipset
Intel Graphics Media Accelerator (GMA) 900 = 915GM chipset

The list is in descending order of performance.
(Note the list above only includes Intel Integrated Graphics for other Chipsets, use CPUZ to find the model)

You can also view the chipset model using CPUZ.