Motherboard: Difference between revisions

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|W9.6 x L(6.7 to 9.6) inches
|W9.6 x L(6.7 to 9.6) inches
|Up to 8 mounting holes ( two of them are optional)
|Up to 8 mounting holes ( two of them are optional)
|4
|style="text-align:center;" | 4
|
|
|-
|-
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|W12 x L(6.7 to 9.6) inches
|W12 x L(6.7 to 9.6) inches
|Up to 10 mounting holes ( four of them are optional)
|Up to 10 mounting holes ( four of them are optional)
|7
|style="text-align:center;" | 7
|most of the time referred  to as simply “ATX”
|most of the time referred  to as simply “ATX”
|-
|-
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|W12 x L(9.6 to 10.5) inches
|W12 x L(9.6 to 10.5) inches
|Up to 8 mounting holes are available
|Up to 8 mounting holes are available
|7
|style="text-align:center;" | 7
|common to lower end dual CPU motherboards
|common to lower end dual CPU motherboards
|-
|-
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|W12 x L(10.5 to 13) inches
|W12 x L(10.5 to 13) inches
|Up to 11 mounting holes are available
|Up to 11 mounting holes are available
|7
|style="text-align:center;" | 7
|
|
* Most of the time referred to as Extended ATX or E-ATX
* Most of the time referred to as Extended ATX or E-ATX
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|W16 xL13 inches
|W16 xL13 inches
|Up to 14 mounting holes are available
|Up to 14 mounting holes are available
|7
|style="text-align:center;" | 7
|  This form factor is common to quad CPU motherboards
|  This form factor is common to quad CPU motherboards
|}
|}


== Reference ==
== Reference ==

Revision as of 13:45, 16 March 2023

Motherboard Form Factor[1]

Name Size Mount Holes Max. Expansion slots Notes
Micro-ATX W9.6 x L(6.7 to 9.6) inches Up to 8 mounting holes ( two of them are optional) 4
Standard ATX W12 x L(6.7 to 9.6) inches Up to 10 mounting holes ( four of them are optional) 7 most of the time referred to as simply “ATX”
SSI-CEB W12 x L(9.6 to 10.5) inches Up to 8 mounting holes are available 7 common to lower end dual CPU motherboards
SSI-EEB W12 x L(10.5 to 13) inches Up to 11 mounting holes are available 7
  • Most of the time referred to as Extended ATX or E-ATX
  • This form factor is common to high end dual CPU motherboards
SSI-MEB W16 xL13 inches Up to 14 mounting holes are available 7   This form factor is common to quad CPU motherboards

Reference