Central Processor Unit (CPU) is the brain of the computer. CPU can take information, process the information and gives output. Here are some  CPUs which are found in the market now a days

1. Intel Celeron
2. Intel Pentium
3. Intel Dual Core
4. Intel Core 2 Duo
5. Intel Core I3, I5, I7
6. Intel Core 2 Quad
7. AMD