The Apple iMac Core 2 Duo 2.66 GHz 20" Early 2008 uses DDR2 SODIMM PC2-6400 800MHz memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

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Memory Type DDR2 SODIMM PC2-6400 800MHz
Base Memory 2 GB
Upgrade Slots 2
Maximum Memory 6 GB*
Maximum Module Size 3GB
CPU & Chipset 2.66 GHz Core 2 Duo (E8335) 64-Bit
Bus Architecture ~
Notes Released On 04/28/2008. Discontinued On 03/03/2009
Manufacturer Part Numbers
  • MB324LL/A
  • A1224
  • iMac8,1
Part Number 641C6
800MHz 200pin CL6
In Stock
$7.99
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Part Number 641C6H
800MHz 200pin CL6
In Stock
$12.99
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Part Number 642C6
800MHz 200pin CL6
In Stock
$15.99
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Part Number 642C6H
800MHz 200pin CL6
In Stock
$24.99
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Part Number 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number 644C6
800MHz 200pin CL6
In Stock
$74.99
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Part Number 644C6H
800MHz 200pin CL6
In Stock
$119.99
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Part Number 642C6-2
800MHz 200pin CL6
In Stock
$30.99
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Part Number 642C6-2H
800MHz 200pin CL6
In Stock
$49.99
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Part Number 644C6
800MHz 200pin CL6
In Stock
$74.99
View Product
Part Number 644C6H
800MHz 200pin CL6
In Stock
$119.99
View Product
Part Number 642C6
800MHz 200pin CL6
In Stock
$15.99
View Product
Part Number 642C6H
800MHz 200pin CL6
In Stock
$24.99
View Product
Part Number 641C6
800MHz 200pin CL6
In Stock
$7.99
View Product
Part Number 641C6H
800MHz 200pin CL6
In Stock
$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
No Part Information Currently Available