While Intel makes a lot of similar processors, these units are not interchangeable in the motherboard. You cannot take your five-year-old computer and slot the newest Intel CPU into the motherboard. The most limiting factor to this is the socket. Different models of Intel processors work in different slot styles. When upgrading your processor, first check to see which processors fit into your motherboard. Writer Bio

Do All Intel Processors Fit the Same Motherboard  - 5