The data processing in a computer takes place in a processor. The processor is situated in a hardware circuit board called the Motherboard or Printed Circuit Board (PCB).
AT and ATX stand for Advanced Technology motherboard and Advanced Technology Extended motherboard.
Difference between AT motherboard and ATX motherboard :
|S. No.||Category||At motherboard||Atx motherboard|
|1.||Full Form||AT motherboard stands for Advanced Technology motherboard.||ATX motherboard stands for Advanced Technology Extended motherboard.|
|2.||Casing||It can only fit in AT casing (it cannot fit in ATX casing).||It can only fit in ATX casing (it cannot fit in AT casing).|
|3.||Sleep Mode||It does not have a sleep mode feature.||It has sleep mode feature in it.|
|4.||Power Drain||It has more power drain due to not having sleep mode.||It has lesser power drain because it has sleep mode.|
|5.||Power Consumption||Power Consumption in AT motherboard is more due to non-availability of sleep mode.||Power Consumption in ATX motherboard is less due to availability of sleep mode and software-controlled switch.(It can easily convert 5 Volt to 3 Volt when necessary)|
|6.||Power Connectors||12-pin plugs are used to connect AT motherboard to power supply.||20 or 24-pin plugs are used to connect ATX motherboard to power supply.|
|7.||Other Connectors||It has only 2 other connectors: 1 outside connector, 1 DIN connector for keyboard||It has many more connectors: network card connector, video card connector, sound card connector, Modem connector.|
|8.||Power Supply||It needs AT switch mode power supply.||It needs ATX switch mode power supply.|
|9.||Production year||It was produced in the year 1984.||It was produced in the year 1995.|
|10.||Produced by||It was produced by IBM.||It was produced by Intel|
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