QMX6/HSPx Heat Sinks Congatec QMX6/HSPx Heat Sinks are standard heat spreaders for Qseven conga-QMX6 modules. The heat sinks available are:Conga-QMX6/HSP1-T:1mm gap padUsed for processors with LIDDED FCBGA packageConga-QMX6/HSP2-T: 2mm gap padUsed for processors with plastic MAP BGA packageConga-QMX6/HSP3-T: Heat stack solution Used for processors with open silicon FCBGA package.