Ask Different is a question and answer site for power users of Apple hardware and software. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

I have a 13.3 MacbookPro early 2011. Stock memory is 2GB x 2 PC3-10600 DDR3 1333 MHz. Now I want to upgrade RAM as 4GB x 2.

Can i buy a memory which is PC3-10666 1333MHz, or do i have to buy PC3-10600 1333MHz?

share|improve this question

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.