The I/O shield MCP-260-00045-1N, which uses an EMI gasket design, is designed for mATX, ATX, and eATX motherboards. It is compatible with our X10DAC, X10DAi, and X10DAX motherboards. This I/O shield has been FCC tested with our Supermicro Superserver configuration. This product has been fully tested and validated to ensure quality assurance.