Follow the bellow instructions to find out the system spec of your Mac:
1. Click the Apple icon in the top left corner of screen – this will open a menu.
2. Select “About this Mac” – this will open a new window.
3. The “Overview” tab will tell you the following:
- MacOS name and version number
- Mac model
- Processor (CPU)
- Memory (RAM)
- Graphics (GPU)
- Serial number
4. The “Storage” tab will give you a breakdown of your hard drive layout, size, used space & type
5. The “Memory” tab will give you more detail about the RAM in your machine, number of slots, used/free slots, current RAM module sizes