In one embodiment, a device to test one or more electronic components comprises a first card comprising a first test device communicatively coupled to at least a first connector assembly positioned on the first card and a second card comprising a second test device communicatively coupled to at least a second connector assembly positioned on the second card. The at least a first connector assembly is directly communicatively coupled to the at least a second connector assembly to provide a direct communication interface between the first test device and the second test device that is not routed via a backplane. Other embodiments may be described.