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Name: Abiodun Abayomi Toheeb Course: Com126 1. Print Out The Motherboard Showing The Labellings

This document provides information about the differences and similarities between AT and ATX power supplies. It lists 10 categories where they differ, such as full form, motherboard required, number of power connectors, and year of manufacture. It notes that while the main variable circuit is similar, ATX power supplies have additional auxiliary circuits and can realize soft boot functions when combined with ATX motherboards.

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144 views3 pages

Name: Abiodun Abayomi Toheeb Course: Com126 1. Print Out The Motherboard Showing The Labellings

This document provides information about the differences and similarities between AT and ATX power supplies. It lists 10 categories where they differ, such as full form, motherboard required, number of power connectors, and year of manufacture. It notes that while the main variable circuit is similar, ATX power supplies have additional auxiliary circuits and can realize soft boot functions when combined with ATX motherboards.

Uploaded by

jane
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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NAME: ABIODUN ABAYOMI TOHEEB

COURSE: COM126

1. PRINT OUT THE MOTHERBOARD SHOWING THE LABELLINGS

2. DIFFERENCES AND SIMILARITIES BETWEEN AT AND ATX POWER SUPPLY

DIFFERENCES

AT and ATX stand for Advanced Technology power supply and Advanced


Technology Extended power supply. Both are types of Switch Mode Power
Supply (SMPS). Switch mode power supply provides electrical power to an
electrical load. SMPS uses a switching regulator for efficient conversion of
electrical power.
S. No. Category At power supply AtX power supply

AT power supply stands ATX power supply


for Advanced stands for Advanced
Technology power Technology Extended
1. Full Form supply. power supply.

Motherboard It can be supplied to It can be supplied to


2. Required AT motherboard ATX motherboard

The main power


Number of connectors in AT There is only 1 main
power power supply are 2 power connector in
3. connectors in number. ATX power supply.

There are 6 pins per There are 20 or 24


Number of pins connector in AT pins per connector in
4. per connector power supply. ATX power supply.

The pins in AT
power supply are The pins in ATX
Number of rows arranged in a single power supply are
5. on pins row. arranged in 2 rows.

It has a switch which


It has a physical can be operated by a
Switching the switch which can be software by the
6. power on/off operated manually. motherboard.

Power provided by Power provided by


AT power supply is ATX power supply is
7. Power Supply less than 250 Watts. more than 300 Watts

It has a SATA (Serial


It has mini-Molex Advanced Technology
Unique connectors for floppy Attachment)
8. Connectors devices. connector.

9. Manufactured It was manufactured It was manufactured


by by IBM. by Intel.

Year of It was manufactured It was manufactured


10. Manufacture in 1984. 1995.

SIMILARITIES
 ATX power supply is developed from AT power supply, the main variable circuit
is similar to AT power supply, but some additional auxiliary circuits are added. It
not only provides a stable and reliable voltage to the host computer, but also
combines with the ATX motherboard to realize the soft boot function.
3. PRINT OUT HARD DISK SHOWING THE DIFFERENT PARTS

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