Mini-ITX is a 17 × 17 cm motherboard, developed by VIA Technologies in 2001. Should you get a micro-ATX, mini-ITX, or standard ATX motherboard? If you're looking to build a new computer, one of the most important components you'll. Read full article ➡ https://www. 5 days ago · Namely, Mini ITX motherboards come with only two RAM slots, whereas Micro ATX and ATX motherboards usually come with four. ITX is a smaller board with less pci slots and less ram slots.