Note: An updated version for Windows 8 is available.
This patch allows you to use more than 3/4GB of RAM on an x86 Windows system. Works on Vista and 7, has been tested on Windows Vista SP2, Windows 7 SP0 and Windows 7 SP1. Instructions and source code included.
Download: PatchPae.zip (4939329 downloads)
Note: I do not offer any support for this. If this did not work for you, either:
- You cannot follow instructions correctly, or
- You cannot use more than 4GB of physical memory on 32-bit Windows due to hardware/software conflicts.
To remove the patch:
- Run msconfig, click Boot, highlight the entry named “Windows 7 (PAE Patched)”, and click Delete.
- Delete the files ntkrnlpx.exe and winloadp.exe from C:\Windows\system32.