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macrumors 6502
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Sep 13, 2007
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I've got the 4GB x 2 1067 MHz from my 2010 MBP - can I use these in the 2011 MBP? If so, would the performance gain even be noticeable going from 8GB 1067 to 8GB 1333 (i.e. if I can use the 8Gb of 1067, would it be worth the ~$100 to purchase the 1333)?
 
I've got the 4GB x 2 1067 MHz from my 2010 MBP - can I use these in the 2011 MBP? If so, would the performance gain even be noticeable going from 8GB 1067 to 8GB 1333 (i.e. if I can use the 8Gb of 1067, would it be worth the ~$100 to purchase the 1333)?

Well, 8 GB 1333 is about $85 regular, but I got it for $55 on sale. I'm also pretty sure that the processors in the 2011 MBP won't be ok with 1067 RAM.
 
I think maybe you should stick with the 1333. Although the 1067 may work. Just sell it with your current MB(P).

Edited: According to Intel's website even the 2.2Ghz i7 quad-core will support 1066(1067) memory. See here.
 
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1066 will definitely work.
And you would be lucky if you see a performance difference in benchmarks between 1333 vs 1066. Usually the difference is so small that in some benches the margin of error is higher between separate runs.
 
1066 will definitely work.
And you would be lucky if you see a performance difference in benchmarks between 1333 vs 1066. Usually the difference is so small that in some benches the margin of error is higher between separate runs.
+1, you should be fine with your old memory.
 
Well, 8 GB 1333 is about $85 regular, but I got it for $55 on sale. I'm also pretty sure that the processors in the 2011 MBP won't be ok with 1067 RAM.

Where'd you get it for $55?


I think maybe you should stick with the 1333. Although the 1067 may work. Just sell it with your current MB(P).

Edited: According to Intel's website even the 2.2Ghz i7 quad-core will support 1066(1067) memory. See here.

Hmm...according to that, 1600 Mhz would also work... ;) Curious...


1066 will definitely work.
And you would be lucky if you see a performance difference in benchmarks between 1333 vs 1066. Usually the difference is so small that in some benches the margin of error is higher between separate runs.

That's what I figured. Might pop them in tonight and see how I like it. If all else fails, I can try and swoop on the $65 deal I see in another thread and flip the 1067 Mhz on craigslist or something. Kinda curious about the 1600 Mhz now - maybe I'll wait till someone tries it! ;)
 
1066 MHz will work. DDR3 is DDR3. And Intel is no longer interlocking memory speeds with processor speeds in the form of a front side bus. DMI solved that problem for them.
 
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