yugandhar wrote: > > My windows appication(32 bit) require PAE to be enabled when running on winddows 2003 server as it uses physical memory of more than 4 GB. What application is this? How does the app get access to the memory? Is it linked with /LARGEADDRESSAWARE as described here http://www.microsoft.com/whdc/system/platform/server/PAE/PAEmem.mspx or does it make use of special APIs like AllocateUserPhysicalPages (part of AWE) as described here http://msdn.microsoft.com/en-us/library/aa366527.aspx ?