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You are here: MacNN Forums > Hardware - Troubleshooting and Discussion > Consumer Hardware & Components > iBook G4 video ram upgrade

iBook G4 video ram upgrade
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Fresh-Faced Recruit
Join Date: Apr 2007
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Apr 16, 2007, 05:54 AM
 
Hi, I was hoping to find some info on upgrading video ram by way of 3rd party software or hardware that will allow a iBook to increase 32mb - 64mb in orer to run an external 20" at a much better preferred resolution !

If anyone can shed any info, it would be great! Don't really want to buy a new iBook for the sake f shared video ram ! Has anyone a solution.

Thankyou.
     
Senior User
Join Date: Mar 2007
Location: San Jose
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Apr 16, 2007, 07:10 AM
 
You don't need to upgrade the video RAM for this. My iBook G3 with a 16MB card can drive a 20" just fine. What you need is a firmware-level hack that works around Apple's disabling of video-output beyond just mirroring. Have a look at ScreenSpanningDoctor.
     
Mac Elite
Join Date: Nov 2003
Location: Rockville, MD
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Apr 16, 2007, 10:16 AM
 
Originally Posted by mfbernstein View Post
You don't need to upgrade the video RAM for this. My iBook G3 with a 16MB card can drive a 20" just fine. What you need is a firmware-level hack that works around Apple's disabling of video-output beyond just mirroring. Have a look at ScreenSpanningDoctor.
That's correct, you don't need to upgrade the VRAM in order to do this, which is a good thing because to do so would be virtually impossible. The VRAM is soldered to the motherboard and is not generally removable in a safe, predictable way. Now, if one were insane or independently wealthy, he or she could make a go of hacking up the motherboard and attaching a larger piece of VRAM, but that's mighty risky and the results could be ... well, bad. Save your money and upgrade to a MacBook. They're inexpensive and glorious.
     
   
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