4GB KIT 2GB+2GB DDR2-800mhz iMac Early 2008
The 4GB Kit contains (2) 2GB DDR2-800, PC2-6400, Latency 5-5-5, Non-ECC, Unbuffered, 1.8V, 200pin SO-DIMM.
For iMac Early 2008
The iMac 8,1 utilizes DDR2-800Mhz memory and has a system maximum of 6GB memory with the installation of one 2GB module and one 4GB module.
Non-Stacked IC's: Eagle Memory uses a Non-stacked module for the DDR2-800 modules for the iMac. The cheaper stacked IC variety of SO-DIMM draws more power, which increases heat and can cause increased errors. Eagle Memory ONLY uses premium non-stacked chips.