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The Components Of the System Unit by Mind Map: The Components Of the  System Unit
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The Components Of the System Unit

Drive bay(s)

Power supply

The power supply converts the wall outlet AC power into DC power

Some external peripherals have an AC adapter, which is an external power supply

Sound card

Video card

Processor

Core Type

Additional cooling

The processor contains registers, that temporarily hold data and instructions

The system clock controls the timing of all computer operations

Memory

The operating system and other system software

Application programs

Data being processed and the resulting information

Types of memory

RAM chips

Memory cache

Removable flash memory

Access time

Main Circuit : Motherboard

Chip

Expansion Slots

Sound card and video card

Adapter Cards

Ports

Firewire port

Bluetooth port

SCSI port

eSATA port

IrDA port

Serial port

MIDI port

A port is the point at which a peripheral attaches to or communicates with a system unit (sometimes referred to as a jack)

Buses

PCI bus

PCI Express bus

Accelerated Graphics Port (AGP)

USB and FireWire bus

PC Card bus

Connector

A connector joins a cable to a port