Basics of Internal Computer Hardware

Front

Central Processing Unit

Back

CPU

Front

Random Access Memory

Back

RAM

Front

Main circuit board

Back

Motherboard

Front

Graphics Processing Unit

Back

GPU

Front

Data storage device

Back

Hard Drive

Front

Solid State Drive

Back

SSD

Front

Electrical power source

Back

Power Supply

Front

Prevents overheating

Back

Cooling Fan

Front

Reads CDs/DVDs

Back

Optical Drive

Front

Connects to internet

Back

Network Card