Site Help ID Your Mac
Boot up your computer. Click on the apple logo in the upper left corner and select "About This Mac." What is the given processor speed? If your computer does not boot, select "My computer does not boot" below.
2.4 GHz Intel Core i5
2.53 GHz
2.66 GHz
2.8 GHz
3.06 GHz Intel Core 2 Duo
My computer does not boot
2.0 GHz Intel Core i7
2.2 GHz Intel Core i7
2.3 GHz Intel Core i7
2.4 GHz Intel Core i7
2.5 GHz Intel Core i7
2.6 GHz Intel Core i7
2.7 GHz Intel Core i7