I have a Powerbook g4 & can I install os 10.5

March 18, 2011 at 12:28:37
Specs: Macintosh
I would like to know if I can upgrade Os 10.3.9 to os x 10.5
I have a powerbokk G4

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March 18, 2011 at 15:13:36
Powerbook G4 is a range of models, I have no idea which one you have:


..anyway response 3 here may be of help:


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March 19, 2011 at 01:59:23
As I understand it, no PowerBook supported more than 512Mb of RAM or a processor faster than 800MHz. 10.5 crawls on my Mac Mini with 512Mb and a 1.42GHz processor, so I went back to 10.4.

Even if the answer is a theoretical "Yes", I wouldn't recommend it.

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March 19, 2011 at 03:23:05
Umm, from my link

867 MHz or 1 GHz PowerPC G4 with 256 KB backside L2 cache and 1 MB backside L3 cache

2 x 256MB Mem maximum, and concur that OS X 10.4 is the one to go for....

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