If you have an Intel Desktop Board, you can look whether they are on the list below:
Identify your board firstly:
You can get the aa number and look for information on the internet.
Or you can check in the bios
Otherwise, use the intel motherboard identifier tool Click Here
Then go to the specific motherboard website
Check for the supported/compatible processors.
You can get information of the CPU on the link below:
All the best,