A couple of final limits related to virtual memory are the maximum size and number of paging files supported by Windows. 32-bit Windows has a maximum paging file size of 16TB (4GB if you for some reason run in non-PAE mode) and 64-bit Windows can having paging files that are up to 16TB in size on x64 and 32TB on IA64. Windows 8 ARM’s maximum paging file size is is 4GB. For all versions, Windows supports up to 16 paging files, where each must be on a separate volume.
Version
Limit on x86 w/o PAE
Limit on x86 w/PAE
Limit on ARM
Limit on x64
Limit on IA64
Windows 7
4 GB
16 TB
16 TB
 
Windows 8
 
16 TB
4 GB
16 TB
 
Windows Server 2008 R2
  
16 TB
32 TB
Windows Server 2012
   
16 TB