Model A1224 / Mid 2007 and Early 2008 / 2, 2.4, or 2.66 GHz Core 2 Duo processor

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How to upgrade RAM

I looked at bottom of and but saw no number relating to your instructions.

What I have is IMAC:

20 inch mid 2007

2 GHZ Intel Core 2 duo

3 GB 667 MHZ ddr2 SDRAM


ATI radeon HD 2400 xt 128 mB

W8738DZ7X85 serial number

I have a 2Gig and 1 gig slot filled.

Looking to upgrade my RAM. What can I fit? How much is it?

Neil Wenger

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RAM Type: PC2-5300 DDR2 Min. RAM Speed: 667 MHz

Details: Supports 667 MHz PC2-5300 DDR2 SDRAM (200-pin SO-DIMM).

Standard RAM: 1 GB Maximum RAM: 6 GB*

Details: 1 GB of RAM is installed as a single SO-DIMM module.

*Apple officially supports 4 GB of RAM, but third-parties have been able to upgrade the system to 6 GB of RAM using one 2 GB and one 4 GB memory module.

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