Processor

Processor, processor unit or processing unit may refer to:

Computing

Central processing unit, the hardware within a computer that executes a program
- if designed conforming to the Von Neumann architecture, it contains at least an arithmetic logic unit (ALU) and processor registers
Microprocessor, common term for any integrated circuit (IC) that is designed to execute instructions
- Application-specific integrated circuit (ASIC), a microprocessor designed for a particular use case, rather than intended for general-purpose use
- Application-specific instruction-set processor (ASIP), a component used in system-on-a-chip design
- Graphics processing unit (GPU), a processor designed for doing dedicated graphics rendering computations
- Physics processing unit (PPU), a dedicated microprocessor designed to handle the calculations of physics
- Digital signal processor (DSP), a specialized microprocessor designed specifically for digital signal processing
  - Image processor, a specialized DSP used for image processing in digital cameras, mobile phones or other devices
- Coprocessor
  - Floating-point unit
- Network processor, a microprocessor specifically targeted at the networking application domain
- Audio processor, a microprocessor used in studios and radio stations
Multi-core processor, single component with two or more independent CPUs (called "cores") on the same chip carrier or on the same die

Front end processor, a helper processor for communication between a host computer and other devices

Data processing system, a system that translates or converts between different data formats
Word processor, a computer application used for the production of printable material

Food processor, an appliance used to facilitate repetitive tasks in the preparation of food