AE7 - Windows XP Pro RAM Limit

MrPolarBare

Well-known member
I just recently installed 4GB of ram on my Win XP Pro machine, and I noticed After Effects 7 only registers 2GB of it (you can tell by the starting splash-screen when the app is first loading). I did some research and found that there are a few limitations. AE7 can only use 3GB of ram on a Win XP Pro unit, and Win XP Pro, by default only allows a single program to use 2GB of ram. I will explain how to fix this.

So, here is the fix...
Start Menu>Run...
Type in "C:\boot.ini"

When executed this will bring up a notepad doc.

On the line that looks somewhat like this (it happens to be my last line)...

"multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional" /noexecute=optin /fastdetect"

Type in "/3GB" at the end of the line. The line should now look like this...

"multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional" /noexecute=optin /fastdetect /3GB"

You have just enabled the 3GB flag in Win XP Pro. Now when you reboot AE7, you'll see that you are using 3GB of ram. I only wish you could use all 4GB!

Hope this helps some of you...
 
Yea windows doesnt like 4GB of ram, basicly thats all it was built for, but dont worry, vista supports 32GB + :-P
 
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