Will a 32-bit OS consume more memory if you enable PAE mode (well, that is, work with 4 GB of RAM and higher)?

Question

Operating Systems

And if more, by how much? If compare with x64 OS?

Answer 1

There is enough information on the Internet on this topic:
https://habr.com/ru/post/202406/
https://www.ixbt.com/soft/windows-4gb.shtml
https://www.ixbt.com/soft /windows-4gb-2.shtml
The conclusion is this: only some programs that are specially written for this can work with RAM > 4 GB.
In server versions of Windows, many server applications can do this.
The most common use case at home: make a RAM disk at >4GB addresses, similar software is available. You can place a paging file on the disk, for example, or use it in other applications for temporary data storage.