Some modified installers exist online that force the 32-bit version to install on 64-bit Windows. These are often malware-ridden, unstable, and violate Autodesk licensing. Not recommended for professional work.
Whenever possible, use the native 64-bit installer. Many official AutoCAD 2008 DVDs include both versions. If the standard setup.exe fails, browse the DVD to find the x64 folder and run the setup file from within that directory. The Longbow Converter Solution Cannot run AutoCAD 2008 32-bit on Windows 7 64-bit autocad 2008 windows 7 64 bit 58
: Technical users sometimes modify the .msi and Setup.ini files using tools like Orca to remove "CheckFor64BitOS" requirements. System Requirements Some modified installers exist online that force the
, which enables the software to access significantly more RAM (beyond the 4GB limit of 32-bit systems) to handle much larger and more complex datasets Through the Interface Whenever possible, use the native 64-bit installer
Windows 7 64-bit runs in WOW64 layer.