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Get the least expensive of the three. My guess (since I refuse to look at all 3 links) is that it will be the G.Skill. I have the same RAM and it works perfectly.
 
They'll all work the same, so get the cheapest. OWC being "Mac-tested" and blah blah means nothing, other than that they charge you double for their RAM.
 
i have an owc ssd but their ram is over priced.

Patriot, crucial, corsair..whatever your preference is.
 
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