11 Facts About ATX


ATX is a motherboard and power supply configuration specification developed by Intel in 1995 to improve on previous de facto standards like the AT design.

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The ATX specifications were released by Intel in 1995 and have been revised numerous times since.

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ATX allowed each motherboard manufacturer to put these ports in a rectangular area on the back of the system with an arrangement they could define themselves, though a number of general patterns depending on what ports the motherboard offers have been followed by most manufacturers.

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Notable issue with the ATX specification was that it was last revised when power supplies were normally placed at the top, rather than the bottom, of computer cases.

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Several ATX-derived designs have been specified that use the same power supply, mountings and basic back panel arrangement, but set different standards for the size of the board and number of expansion slots.

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Intel CPU

Name "XL-ATX" has been used by at least three companies in different ways:.

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ATX specification requires the power supply to produce three main outputs, +3.

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ATX uses one large, keyed connector which can not be connected incorrectly.

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Original ATX specification called for a power supply to be located near to the CPU with the power supply fan drawing in cooling air from outside the chassis and directing it onto the processor.

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ATX, introduced in late 1995, defined three types of power connectors:.

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ATX12VO introduces a new 10-pin connector to supply the motherboard, replacing the 24-pin ATX12V connector.

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