The Apple iBook G4 1.33Ghz 12-" Mid 2005 Opaque White uses memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

Need Assistance? Please call and speak with one of our expert technicians at 800-240-8577 or US 404-935-4048 to verify exact system specs before ordering.
Memory Type
Base Memory 256 MB*, 512 MB*
Upgrade Slots 1
Maximum Memory 1.25 GB*,1.5 GB*
Maximum Module Size 1GB
CPU & Chipset 1.33 GHz PowerPC 7447a (G4) 1
Bus Architecture PC Card
Notes * Call to Verify System Specifications
Manufacturer Part Numbers
  • M9846LL/A
  • A1133 (EMC N/A)
  • PowerBook6,7

Released On: July 26, 2005. Discontinued On: May 16, 2006

Part Number 41.1C3
266MHz 200pin CL3
Call to Order
$7.99
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Part Number 41.2C3
266MHz 200pin CL3
In Stock
$10.99
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Part Number 42.2C3
333MHz 200pin CL3
In Stock
$10.99
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Part Number 41.1C3H
266MHz 200pin CL3
Call to Order
$12.99
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Part Number 41.5C3
266MHz 200pin CL3
In Stock
$12.99
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Part Number 42.5C3
333MHz 200pin CL3
In Stock
$12.99
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Part Number 411C3
266MHz 200pin CL3
In Stock
$15.99
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Part Number 421C3
333MHz 200pin CL3
In Stock
$15.99
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Part Number 41.2C3H
266MHz 200pin CL3
In Stock
$17.99
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Part Number 42.2C3H
333MHz 200pin CL3
In Stock
$17.99
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Part Number 41.5C3H
266MHz 200pin CL3
In Stock
$19.99
View Product
Part Number 42.5C3H
333MHz 200pin CL3
In Stock
$19.99
View Product
Part Number 411C3H
266MHz 200pin CL3
In Stock
$24.99
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Part Number 421C3H
333MHz 200pin CL3
In Stock
$24.99
View Product
Part Number 411C3
266MHz 200pin CL3
In Stock
$15.99
View Product
Part Number 421C3
333MHz 200pin CL3
In Stock
$15.99
View Product
Part Number 411C3H
266MHz 200pin CL3
In Stock
$24.99
View Product
Part Number 421C3H
333MHz 200pin CL3
In Stock
$24.99
View Product
Part Number 41.5C3
266MHz 200pin CL3
In Stock
$12.99
View Product
Part Number 42.5C3
333MHz 200pin CL3
In Stock
$12.99
View Product
Part Number 41.5C3H
266MHz 200pin CL3
In Stock
$19.99
View Product
Part Number 42.5C3H
333MHz 200pin CL3
In Stock
$19.99
View Product
Part Number 41.2C3
266MHz 200pin CL3
In Stock
$10.99
View Product
Part Number 42.2C3
333MHz 200pin CL3
In Stock
$10.99
View Product
Part Number 41.2C3H
266MHz 200pin CL3
In Stock
$17.99
View Product
Part Number 42.2C3H
333MHz 200pin CL3
In Stock
$17.99
View Product
Part Number 41.1C3
266MHz 200pin CL3
Call to Order
$7.99
View Product
Part Number 41.1C3H
266MHz 200pin CL3
Call to Order
$12.99
View Product

Upgrade References

The table below are references to other manufacturer part numbers which are specific to this device, have identical specifications to our components. This information is made available for your reference.
Part# Source References
KTA-PBG4266/512 512MB DDR PC2100 266MHz SODIMM Kingston 41.5C3
KTA-PBG4266/1G 1GB DDR PC2100 266MHz SODIMM Kingston 411C3
CT464092 1GB DDR PC2700 333MHz SODIMM Crucial 421C3
CT464092 1GB DDR PC2700 333MHz SODIMM Crucial 421C3
CT464094 256MB DDR PC2700 333MHz SODIMM Crucial 42.2C3
CT464093 512MB DDR PC2700 333MHz SODIMM Crucial 42.5C3