Official Windows 7 64-bit drivers for the Intel GMA 3100 do exist, but
Depending on whether you use the official or a patched version, the installation varies. Standard Installation (Official) Download the .exe file from Intel or an OEM like Dell. intel gma 3100 driver windows 7 64bit patched
If you are using an unofficial patched driver, you may need to enable in Windows to allow unsigned drivers to run. Open the Command Prompt as an administrator. bcdedit /SET TESTSIGNING ON and restart. Install the modified driver manually via Device Manager or its provided setup executable. Official Windows 7 64-bit drivers for the Intel
Disable Unnecessary Aero Effects: While the patched driver enables Aero, your system will run faster if you disable "Transparent Glass" but keep "Enable Desktop Composition." Depending on whether you use the official or