Design

:

Designed by the use of integrated circuit (IC)

Size

:

Much smaller as compared to the previous generations

Space required

:

Less as compared to the previous generations

Portability

:

Had more portability

Power requirement

:

Less power was required to operate them

Heat generation

:

Produced almost no heat

I/O operation

:

For input: punched cards, for output: CRT display

Maintenance

:

Little maintenance was required

Cost

:

Less expensive as compared to the previous generations

Processing speed

:

Faster than that of previous generations

Time of execution

:

Measured in nanoseconds

Storage capacity

:

Increased as compared to the previous generations

Programs written

:

Using high-level language such as C, Pascal, BASIC etc.

Reliability

:

Highly reliable

User capacity

:

Multiuser computers

Communication facility

:

Limited communications facilities became available

Multimedia facility

:

No

Design

:

Designed by the use of microprocessor (an IC with VLSI chip)

Size

:

Microprocessor-based computers are smaller in size

Space required

:

Less as compared to the previous generations

Portability

:

Highly portable

Power requirement

:

Less power is required to operate them

Heat generation

:

Produced almost no heat

I/O operation

:

For input: keyboard, mouse etc. ,

For output: monitor, printer, speaker etc.

Maintenance

:

Easily maintainable

Cost

:

They are lower in cost

Processing speed

:

Faster than that of previous generations

Time of execution

:

Measured in picoseconds

Storage capacity

:

Huge

Programs written

:

Using high-level language such as C, C++, Java, Visual Basic etc.

Reliability

:

Highly reliable

User capacity

:

Multiuser computers and can be remotely controlled

Communication facility

:

More communications facilities became available

Multimedia facility

:

Yes

Design

:

Designed by the use of IC with VLSI chip

Size & Space required

:

Very small

Portability

:

Highly portable

Power requirement

:

Very less power is required to operate them

Heat generation

:

Produced almost no heat

I/O operation

:

For input: keyboard, mouse etc. ,

For output: monitor, printer, speaker etc.

Maintenance

:

Easily maintainable

Cost

:

They are lower in cost

Processing speed

:

Fastest

Time of execution

:

Measured in femtoseconds, attoseconds etc.

Storage capacity

:

Huge

Programs written

:

Using high-level language such as C, C++, Java, Visual Basic etc.

Reliability

:

Highly reliable

User capacity

:

Multiuser, parallel processor-based computers

Communication facility

:

Huge

Multimedia facility

:

Yes

Centralized or Distributed

Distributed

Wireless facility

Wireless enabled and can be remotely controlled

Supports AI?

Yes, they are AI (artificial intelligence) based computers

Hot-pluggable?

More devices have hot-pluggable features (a failed component is to be replaced with a new one, without the need to shut down the system) and hence the uptime of the system is very high)