There should be four different mother board model in the zip. ITX, MATX, EEB.
Based on: ATX Specification V2.2 Mini-ITX Addendum Veion 2.0 microATX Motherboard Veion 1.2 and Enterprise Electronics Bay Specification for 2011 Dual-Socket Serve and Workstatio Veion 1.0.1
--The models are absolutely accurate. Abandoned all the useless details, just left the the size and dimeion. Easier for computer to run.
--There are also all kind of motherboard information, specificatio,standards I searched form the internet, hope these can help somebody. ( "Mother board SPEC.rar")