According to Heise (German) they do use Sandy Bridge chips[1]. Apple sometimes receive chips from Intel that aren't available outside of Macs, but other than th

According to Heise (German) they do use Sandy Bridge chips[1]. Apple sometimes receive chips from Intel that aren't available outside of Macs, but other than that, the exact model should be possible to work out - you've got clock speed, i5 or i7, and they all have 6MB L3 cache. [1] http://www.heise.de/mac-and-i/meldung/Neue-iMacs-mit-Quad-Core-Chips-und-Thunderbolt-1236671.html http://www.heise.de/mac-and-i/meldung/Neue-iMacs-mit-Quad-Co...