I've got some RAM to sell if anyone is interested.
• 2 x 1GB chips ( 1GB 2Rx8 PC2 - 5300S - 555 - 12 -E3 )
Came out of my iMac which is a 24" Intel.
• 2 x 2GB chips ( 2GB 2Rx8 PC3 - 8500S -07 - 10 -F2 )
Came out of a newer iMac.
You can check if they'll fit in your machine here
http://store.apple.com/ie/browse/home/shop_mac/mac_accessories/memory?mco=MTM3NzE2MTI
• 2 x 1GB chips ( 1GB 2Rx8 PC2 - 5300S - 555 - 12 -E3 )
Came out of my iMac which is a 24" Intel.
• 2 x 2GB chips ( 2GB 2Rx8 PC3 - 8500S -07 - 10 -F2 )
Came out of a newer iMac.
You can check if they'll fit in your machine here
http://store.apple.com/ie/browse/home/shop_mac/mac_accessories/memory?mco=MTM3NzE2MTI