mm), which fits in most Micro-ATX cases but has a unique port layout. : 2x DDR3 DIMM slots. Expansion : 1x PCIe x16 slot, 1x PCIe x1 slot. CPU & RAM Upgrade Limitations

Look for the silk-screened on the board (e.g., “H61H2-AD V:1.0”). Search this exact string on forums like Win-Raid or Badcaps.net .