To review the number of CPU Cores on your machine, there are 2 methods:
System Report
- Navigate towards the top left corner of your screen and click the Apple Logo
- Click "About this mac" > "System Report" > "Hardware"
- The number of CPU Cores should be listed in the Hardware overview, to the right of "Total number of Cores"
Terminal
- Launch the "Terminal" Application
- Type and enter the command: sysctl -n hw.ncpu
- The resulting output will provide the number of cores