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The PowerBook G4 17" can be upgraded to 2GB by adding a 1GB memory module to the open socket and replacing the 512MB memory module in the remaining socket with a 1GB memory module.

Standard Memory
512MB Removable
Maximum Memory
1GB or 2GB
Memory Expansion (No. of sockets)
1 or 2 Expansion Sockets
Memory Expansion
Install 1 at a time
Memory Sizes
256MB | 512MB | 1GB
Memory Speed (Type)
PC2700 or PC2100


Note that the different models of units use either PC2100 or PC2700 ram. Click on the individual chips to see compatible models.

Ram Upgrades