iMac (27-inch, Mid 2010): iMac Core i3/3.2Ghz 27" (M10) -- DTI3IHG320M0 iMac Core i5/3.6Ghz 27" (M10) -- DTI5IHG360M0 iMac Core i5/3.8Ghz 27" (M10) -- DTI5IHG380M0 iMac Core i7/2.93Ghz 27" (M10) -- DTI7IHG293M0
iMac (27-inch, Mid 2011): iMac Core i5/2.7Ghz 27" (M11) -- DTI5IHG270M1 iMac Core i5/3.1Ghz 27" (M11) -- DTI5IHG310M1 iMac Core i7/3.4Ghz 27" (M11) -- DTI7IHG340M1