A CPU can handle high-level provisioning of resources for other compute elements more efficiently than other processors, but it is inefficient at multiply accumulate functions.

Siemens 6ES7413-2XG00-0AB0 CPU

Electro Electronics Repairs does repairs on any brand of CPU

CPUs consist of a processing unit called an ALU (arithmetic/logic unit), a control unit that controls how the data comes and out of the chip, registers, operations (fetch, decode, execute) that follow an instruction set architecture (ISA) and input/output.