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IBM "planar" breadboard
The IBM 'PLANAR' breadboard
The Planar Breadboard was the first motherboard used in a PC chips where wired together and in housed RAM and CPU with supplier parts and keyword/cassette tapes. -
gigabute
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Motherboard ATX
This motherboard was developed by intel in 1995. ATX is the most common motherboard design.Several ATX-derived designs have been specified that use the same power supply -
Micro ATX board
The microATX form factor was developed as a natural evolution of the ATX form factor to address new market trends and PC technologies. The microATX form factor improves upon the previous specification in several key areas.This form factor addresses the cost requirement by reducing the size of the motherboard. -
Mini ITX
This motherboard "Mini ITX" was presented by VIA technologies. Mini-ATX motherboards were designed with Mobile on Desktop Technology which adapt mobile CPUs for lower power requirements and less heat generation.Mini-ATX motherboards use surface-mount technology, solid state capacitors and 8 layers PCB design to maximize reliability. -
Mobile-ITX
The motherboard size of first prototypes was 75 × 45 mm (3.0 × 1.8 in). The design was intended for ultra-mobile computing such as a smartphone or CP.This motherboard was presented by VIA technologies.
