Physical Address Extension (PAE) is a processor feature that enables x86 processors to access more than 4 GB of physical memory on capable versions of Windows.
see Memory Limits for Windows Releases.
PAE is supported only on the following 32-bit versions of Windows running on x86-based systems:
- Windows 7 (32 bit only)
- Windows Server 2008 (32-bit only)
- Windows Vista (32-bit only)
- Windows Server 2003 (32-bit only)
- Windows XP (32-bit only)
Windows Server 2003 and Windows XP:
To enable PAE, use the /PAE switch in the boot.ini file.
To disable PAE, use the /NOPAE switch. To disable DEP, use the /EXECUTE switch.
下列範例是已加入 PAE 參數的 Boot.ini 檔:
[boot loader]
timeout=30
default=multi(0)disk(0)rdisk(0)partition(2)\WINDOWS
[operating systems]
multi(0)disk(0)rdisk(0)partition(2)\WINDOWS="Windows Server 2003, Enterprise" /fastdetect /PAE
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