iMac (21.5-inch, Mid-2010): iMac Core i3/3.06Ghz 21.5" (M10) -- DTI3IBG306M0 iMac Core i3/3.2Ghz 21.5" (M10) -- DTI3IBG320M0 iMac Core i5/3.6Ghz 21.5" (M10) -- DTI5IBG360M0
iMac (21.5-inch, Mid 2011): iMac Core i5/2.5Ghz 21.5" (M11) -- DTI5IBG250M1 iMac Core i5/2.7Ghz 21.5" (M11) -- DTI5IBG270M1 iMac Core i7/2.8Ghz 21.5" (M11) -- DTI7IBG280M1
iMac (21.5-inch, Late 2011): iMac Core i3/3.1Ghz 21.5" (L11) -- DTI3IBG310L1
