Kingston is the worlds largest independent memory manufacturer in todays performance driven environment memory upgrades provide an easy economical alternative to increase system performance every memory product kingston offers is designed to help you get maximum performance at the best price to you this memory is designed for the following systems apple imac intel core 2 duo 17 inch apple imac intel core 2 duo 17 inch cd apple imac intel core 2 duo 20 inch apple imac in