On Dec 29, 2009, at 3:37 PM, mark ray wrote:

> I have a G4 iMac 20" 1.25Ghz that the optical drive died on, while I
> am changing that out I would like to replace the memory as well. It
> currently has (in the not user friendly inner slot) a PC2700 DDR333 -
> 256MB (184 pin) stick in it. I have a about a half dozen PC3200 DDR400
> - 1GB (184 pin) sticks from two G5's. Google results say it can be
> done (all converbut not specifically with a Mac). Thanks. The "user
> friendly outer slot has a PC2700 SODIMM (200 pin) stick in it.



If the stick actually fits, then faster ram can be substituted,  
generally speaking, for slower; all that happens is that the RAM does  
not run as fast as it's rated.

Incompatible RAM types have different pin and slot layouts.

-- 
Bruce Johnson

"Wherever you go, there you are" B. Banzai,  PhD

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