There are two methods to find your Samsung Laptop model number.
The model number of your Samsung can be found at the bottom of the unit. See the image below for more details.
1. Click on the Windows icon and type "System Information".
2. Click on the top result, and a window will open with your system information, the model number is highlighted on the second image. You may use either the System Model or the Baseboard Product Number to find a match.
On the same window, you'll be able to see the processor type of your Samsung laptop.