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tpayankee Level 1 Level 1 (0 points)

I currently have a mid 2011 21.5" iMac running Mountain Lion with 8G of RAM.  I want to exapnd this to 16G but i am not sure of how many slots I have available for extra RAM.  Should I get one 8G card or two 4G cards?  Can anyone assist?


iMac (21.5-inch Mid 2011), Mac OS X (10.7.4)
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