What is meant by CPU

What does "CPU" mean? Explanation and definition


The CPU is considered to be the "heart" of a computer, tablet or smartphone. Netzwelt explains to you what the abbreviation means.

That means CPU: Central Processing Unit

CPU is an English acronym and stands for "Central Processing Unit". In German: Central processing unit (ZVE for short). This usually means the processor.

The CPU is the main processor of a computer and, together with other processors, forms the core of a computer.

The CPU temperature plays an important role, for example when determining whether you have overclocked your processor with the help of the BIOS, installed a new CPU fan or simply want to optimize the battery life of your notebook.

The CPU is located inside the PC. CPUs vary from device to device. There are different groups with cores and different levels of performance. The more cores a processor has, the more tasks it can perform at the same time. This makes it more efficient.

  • Single-core processors
  • Two-core processors (dual-core)
  • Four-core processors (quad-core)
  • Eight-core processor (octa-core)

The performance is shown in Hertz (Hz) or Megahertz (MHz) or Gigahertz (GHz). Processors are equipped with a performance of several gigahertz as standard. One gigahertz processor alone can perform a billion arithmetic operations per second.

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