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You can also find the serial number of your MacBook model on its original packaging. If you cannot turn on your MacBook, you can find the serial number on the bottom of the Mac. You will find the model name of your MacBook and its serial number.

You can find the model name of your MacBook in About This Mac.Ĭlick "About This Mac" in the Apple menu  at the top left of your screen. There are several ways to find the correct model number: For this, SB Supply has made an overview where you can easily find out which MacBook model you have.

When buying the right accessories for your MacBook, it is of course important to know which model you actually have. You don't know exactly which MacBook you have? With so many different models, this is no surprise. POS solutions for restaurants and stores.So you can run a newer OS just not the latest depending on what you currently have.Īpple removed all of the 32-bit OS code in Mountain Lion which is why you can't run it. However, although it has a 64-bit processor, it has a 32-bit EFI and is not capable of booting into 64-bit mode. This system can run the last version of OS X 10.7 "Lion" if upgraded to at least 2 GB of RAM.

The Core 2 Duo models can in fact run Lion (10.7.x) sorry to say it can't run Mountain Lion.

The older Core Duo's CPU is not 64-bit clean which is why they can't run Lion or Mountain Lion However, it cannot boot in 64-bit mode nor does it support "OpenCL". This system can run the last version of Mac OS X 10.6 "Snow Leopard".

The Core Duo group can only run up to Snow Leopard:.

Verify your model going to EveryMac - Lookup plugging in the last three digits of your system. While Apple's TN imply this model won't run Lion or Mountain Lion there is in fact two versions of this model group the older Core Duo and the newer Core 2 Duo.