i have a MacBookPro 5,5 (Intel Core 2 Duo 2,26GHz) with Snow Leopard. Actualy i've 2 ram block of 2GB (total 4GB) of DDR3 at 1067MHz. Now i'm buying 2 ram bloc of 8GB of DDR3 but at 1600MHz, could i've problems?

This is the ram i'm going to buy:


I hope they will run at maximum frequency that motherboard support.

  • Having a faster RAM is not a problem, it will just wait for others.
    – Ruskes
    Feb 18, 2014 at 20:07
  • Frequency was not a problem. I discover my mac do not support 8gb for every slot :(
    – Gabrer
    Feb 22, 2014 at 21:41

1 Answer 1


MacBookPro 5,5

Has a maximum RAM capacity of 8 Gig. (2x 4 Gig banks)

You are trying to install 16 Gig!

That will not work regardless of the RAM frequency.

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