Kingston KVR1066D3S7 / 2G 2GB PC3-8500 memory (1066 MHz Non-ECC) DDR3 SO-DIMM (Personal Computers)
This bar (Kingston KVR1066D3S7 / 2G) is running properly in the new iMac 27 "Late 2009, c2d 3,06GHz. After installation (this is the only thing that Apple allowed), latches (2x2GB) were recognized equal. Performance difference: (load iPhoto, iTunes,