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Layout designs
| case |
layout |
design rule by |
| XT |
|
IBM |
| AT |
12" x 13.8" |
IBM |
| Baby AT |
|
IBM, XT board with mounting screws for AT form factor |
| BTX |
325.12 x 266.7mm |
intel 2003, former 'BigWater' |
| micro BTX |
264.16 x 266.7mm |
intel 2003 |
| pico BTX |
203.20 x 266.7mm |
intel 2003 |
| ATX |
305 x 244 mm |
|
| Mini ATX |
284 x 208 mm |
|
| micro ATX |
244 x 244 mm |
|
| Flex ATX 1.0 |
229 x 191 mm |
|
| ITX |
215 x 191 mm |
VIA, reference w/ PLE133 chipset, IEEE 1394, ACR, Blade3D |
| Mini ITX |
170 x 170 mm |
VIA |
| Nano ITX |
120 x 120 mm |
VIA 2003 |
| NLX |
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| LPX |
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Western Digital |
| LPX mini |
|
Western Digital |
| LPX backplane |
|
Western Digital |
| WTX |
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intel |
| NPX |
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Design Guides
ATX v 0.9
ATX v 1.0, 1.1 http://developer.intel.com/design/motherbd/atxspec.zip
ATX v 2.0, 2.01, 2.02, 2.03 http://www.teleport.com/~atx/
ATX v2.03P1 extended version with mounting holes for Pentium 4 cooler
microATX www.teleport.com/~ffsupprt
MiniATX
FlexATX 1.0
ATX RiserCard 1.0
WTX (Workstation intel) www.wtx.org
Mini ITX www.mini-itx.com
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