How to check what CPU your Mac is using

The Central Processing Unit (CPU) is your Mac’s brain that processes numbers. Its properties determine how quickly your Mac processes information. The type of CPU varies depending on the model. This is a quick way to check which CPU is in your computer.

First click the Apple menu in the upper left corner, then click About This Mac.

The menu that appears will give you a brief summary of your Mac’s specifications, including the type of CPU that is used next to “Processor”. In the image below we can see that this iMac has a 3.5 GHz quad core Intel Core i7 CPU.

The CPU is listed next to

For even more information about your Mac’s CPU, click System Report.

Click on

Click on “Hardware” in the list on the left. The area on the right will then display detailed information about your Mac’s processor, including all of the following:

  • The processor name and speed
  • The number of processors and cores
  • L2 cache size
  • L3 cache size
  • When hyperthreading is enabled

CPU Basics: Multiple CPUs, Cores, and Hyper-Threading Explained

The CPU details

When you’re done, just close “System Report.” You will know a lot more about your machine than you did before.

If your Mac has been a little sluggish, there are several ways you can speed it up before upgrading. Knowledge is power!

Here’s how to speed up your old Mac and give it a new life

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