Before revision: A central processing unit (CPU) made by Intel: An Intel Core i9-14900K 280px|upright=1.5|Inside a central processing unit: The integrated circuit of Intel's Xeon 3060, first manufactured in 2006 A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer.
After revision: modern consumerA central processing unit (CPU) made by Intel: An Intel Core i9-14900K 280px|upright=1.5|Inside a central processing unit: The integrated circuit of Intel's Xeon 3060, first manufactured in 2006 A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer.