It is a Mini-ITX or Micro-ATX model.
It is a Mini-ITX or Micro-ATX model.
The AsRock model isn't clear from what I see—it seems taller than the Matx but narrower. The Asus version appears identical, though I'm uncertain. It resembles an Intel board from the 775 days I mentioned, which I thought was a mini ATX, but I don’t have the name.