It is one factor, not the most important one,
I am sure you have seen my standard first advice.
1) Rename the AVI folder to AVI_back
2) Set the color depth to 16BIT
3) Turn off everything in the background like E-mail/ICQ/Messenger, Virus protection and everything in the system tray beside the clock.
4) Update your Windows, update your Video card drivers and audio card drivers. Then repeat steps 1-3.
I am sure you have seen my standard first advice.
1) Rename the AVI folder to AVI_back
2) Set the color depth to 16BIT
3) Turn off everything in the background like E-mail/ICQ/Messenger, Virus protection and everything in the system tray beside the clock.
4) Update your Windows, update your Video card drivers and audio card drivers. Then repeat steps 1-3.