Apple PowerMac G4 Memory Upgrades

Compatible Memory Upgrades For Your Apple Power Mac G4.

DMS Apple Power Mac G4 memory upgrades are 100% compatible and are backed by a Lifetime Warranty. Choose your model from the links below to find the correct memory for your G4.

Questions about upgrading or replacing your Apple Mac memory? View our Apple Memory FAQs.

Data Memory Systems, Inc, ComputersDealers, Salem, NH
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Apple PowerMac G4 Ram Memory Upgrades

Welcome to Data Memory Systems. DMS sells only 100% compatible Apple PowerMac G4 memory upgrades for your application. Did you know that DMS was one of the first original memory companies. We have been supplying Apple memory upgrades since 1987.

Your Apple PowerMac G4 needs DMS Certified SDRAM PC100 or PC133 168 pin DIMM's or DDR PC2100 or PC2700 168 pin DIMM's. We have all your Apple PowerMac G4 upgrades right here, including internal and external hard drives or solid state drives (SSD). All of our memory is built with major brand components from trusted manufacturers such as Hynix, Micron, Samsung and Elpida. DMS Certified memory comes with a no hassle lifetime guarantee.

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