Where can I find the generation of my processor?

Intel CPU Generations

Right-click My Computer or if you’re on Windows 8 or 10, right-click This PC and select Properties from the context menu. The following Control Panel window will open. Under the System section, look for the processor name.

What is 1st 2nd and 3rd generation processor?

The first generation of Intel processor was their 4bit series starting with the 4004 in 1971 and later the 4040. The second generation was the 8bit series starting with the 8008 around 1974 and later the popular 8080. The third generation was the 16bit series, the 8086.