This 32GB memory is 100% compatible with the Tyan S5542 (S5542GM4NR).
What should be taken into account when upgrading the RAM?It is possible to use different RAM sizes in the slotsThe fast Dual Channel Mode operation is optimally supported when installing the memory in pairsWhen using a mixture of different memory sizes, the Dual Channel Mode is activated in certain areas.For example, if 4GB and 8GB are installed, the Intel Flex technology would activate Dual Channel operation on the first 8GB.