Komputerbay SODIMM memory module (4 GB, 200 Pin, 800 MHz; PC2 6400 / PC2 6300 DDR2, CL 6) (accessories)
I have the 4GB and beam for my iMac 24-inch, ordered EARLY 2008, which according to Apple supports a total of only 4GB. But lo and behold, it works well with 2 + 4GB! iMac 24-inch, early 2008 Processor 2.8 GHz Intel Core 2 Duo Memory 6 GB 800 MHz DDR