4GB DDR3 PC3-8500 1066MHz 2Rx8 200-Pin SODIMM. This module is a new Micron Original part number MT16JSS1264-1G1A1.
4GB-DDR3-MEMORY-RAM-APPLE-IMAC-CORE-I7-27
suitable:
iMac 24-inch 3.06GHz Intel Core 2 Duo (MB420LL/A)
iMac 24-inch 2.93GHz Intel Core 2 Duo (MB419LL/A)
iMac 24-inch 2.66GHz Intel Core 2 Duo (MB418LL/A)
iMac 20-inch 2.66GHz Intel Core 2 Duo (MB417LL/A)
iMac 21.5-inch 3.06GHz Intel Core 2 Duo
iMac 21.5-inch 3.33GHz Intel Core 2 Duo
iMac 27-inch 3.06GHz Intel Core 2 Duo
iMac 27-inch 3.33GHz Intel Core 2 Duo
iMac 27-inch 2.8GHz quad-core Intel Core i7
iMac 27-inch 2.66GHz quad-core Intel Core i5
MacBook Pro 17-inch Intel Core 2 Duo 2.66GHz (MB604LL/A)
MacBook Pro 17-inch Intel Core 2 Duo 2.93GHz (CTO)
MacBook Pro 15.4-inch Intel Core 2 Duo 2.53GHz (MC118LL/A)
MacBook Pro 15.4-inch Intel Core 2 Duo 2.66GHz (MB985LL/A)
MacBook Pro 15.4-inch Intel Core 2 Duo 2.8GHz (MB986LL/A)
MacBook Pro 13-inch Intel Core 2 Duo 2.26GHz (MB990LL/A)
MacBook Pro 13-inch Intel Core 2 Duo 2.53GHz (MB991LL/A)
MacBook 2.4GHz Core 2 Duo 13.3" (MB467LL/A)
MacBook 2.0GHz Core Duo 13.3" (MA472LL/A)
MacBook 2.0GHz Core 2 Duo 13.3" (MB466LL/A)
Mac mini 2.0GHz Intel Core 2 Duo (120GB) (MB463LL/A)
Mac mini 2.0GHz Intel Core 2 Duo (320GB) (MB464LL/A)