8/14/2019 030 - Hzcapacity and Speed

1/18

+

Page 30:MemoryCapacity &

Mr. Agudas Technology Class

Unit 4: Computer Guts

Capacidad dememoria yvelocidad de

8/14/2019 030 - Hzcapacity and Speed

2/18

+Review:

n1 1 0 1 1 0 1

0n8 Bits

What is a BYTE?

Qu es un BYTE?

This is 8 Bytes of Datatranslated into apicture.

Esto es de 8 bytesde datos traducidos

8/14/2019 030 - Hzcapacity and Speed

3/18

+

Capacity of

Data is measuredin b tesCapacidad de datosse mide en bytes.

nKilo = 1 thousand =1,000

n

Mega = 1 million =1,000,000

nGiga = 1 billion =1,000,000,000

nTera = 1 trillion =1,000,000,000,000

nExample (2 GB) =2,000,000,000 bytes

The more BYTES, the moreinformation you can store.

8/14/2019 030 - Hzcapacity and Speed

4/18

or 4000 / 8 =

500 Bytes

4,000 bits

8/14/2019 030 - Hzcapacity and Speed

5/18

8/14/2019 030 - Hzcapacity and Speed

6/18

1 Megabyte is

1,000 pages of

this.

8/14/2019 030 - Hzcapacity and Speed

7/18

1 Gigabyte is

100,000 pages

of this.

8/14/2019 030 - Hzcapacity and Speed

8/18

+

Which pieceof memory isbigger?

2GBFlash

500 MBFlashDrive

8/14/2019 030 - Hzcapacity and Speed

9/18

+

Which pieceof memory isbigger?

1,000 MBRAM

1 GB

8/14/2019 030 - Hzcapacity and Speed

10/18

+

Convert thefollowing:

1,000 bytes = _________

10,000 bytes = _________

4million bytes = ________

2billion bytes = _________

4,000 bytes = _________60,000 bytes =

___________

32billion bytes =_________

3 trillion bytes = _________

1

10 KB

4 MB

2 GB

4 KB60 KB

32 GB

3 TB

8/14/2019 030 - Hzcapacity and Speed

11/18

+

How do you

measure the speedof a CPU?

n How do you measure the speed of acar? Cmo se mide la velocidad deun coche?

Cmo se mide lavelocidad de una CPU?

n How do you measure the speed of aCPU? Cmo se mide la velocidadde un coche?

MilesperHour

Cyclespersecond (Hz)

8/14/2019 030 - Hzcapacity and Speed

12/18

+ nExample: If youprocessed 1 Hz,

how long would ittake to process thedata below?Hertz (Hz)

=Una calculacion porsegundo.

This is called the computers

CLOCK

SPEED

8/14/2019 030 - Hzcapacity and Speed

13/18

4,000

bitsHow long will it take for aprocessor to process this?1 Hz

100 Hz1000 Hz4000 Hz

4,000 Seconds

40 Seconds

4 Sec

1s

8/14/2019 030 - Hzcapacity and Speed

14/18

+

Clock speed ismeasured in Hz.

nKilo = 1 thousand =1,000 Hz

n

Mega = 1 million =1,000,000 Hz

nGiga = 1 billion =1,000,000,000 Hz

nTera = 1 trillion =1,000,000,000,000 Hz

nExample (2 GHz) =2,000,000,000 Hertz

8/14/2019 030 - Hzcapacity and Speed

15/18

+

The CPU and theRAM worktogether to make

the computer

nGeneral tips for afaster computer

speed:nFaster ClockSpeed

nLots of RAMEl procesador y laRAM de trabajar la

computadora seams rpido.

8/14/2019 030 - Hzcapacity and Speed

16/18

+

PowerPointAssignment

n Go to DELL website (see link on myblog)

n Take a screen shot of the computer

n Paste it onto a PowerPoint Slide

n Title: Our Computer

n Text Box:The CPU Clock Speed is ______RAM is ______

n Picture. Locate the processor hereand click on it to show the speedgraphs. Print Screen it and paste itonto your Slide.

http://www.cpubenchmark.net/c

http://www.cpubenchmark.net/cpu_list.phphttp://www.cpubenchmark.net/cpu_list.php

8/14/2019 030 - Hzcapacity and Speed

17/18

+ Our ComputerOur Computer

S eedS eed Picture:Picture:

The CPU clock speed is :_________

Amount of RAM is: __________

8/14/2019 030 - Hzcapacity and Speed

18/18

+What is HARDWARE?What is HARDWARE?

What isHARDWARE?

nThe PhysicalComponents

(pieces) of acomputer.

nLas piesas fsicas

de unacomputadora.

Que es hardware?