From Supermicro website: http://www.supermicro.nl/products/motherboard/ATOM/ http://www.supermicro.nl/products/embedded/embedded_motherboard.cfm
I know they sell Atom-based boards and various embedded boards, but just because it's Atom and/or embedded doesn't automatically mean it conforms to the thin-mini-itx standard.
X9SBAA-F
That one doesn't qualify either. Same issue with a high stack and no DC plug.