When assessing compliance with regard to the requirements of the regulation for both partially populated and full populated server configurations, the partially populated configurations, such as 2-socket servers with only 1 processor installed, need to be tested as a separate product family from the fully populated configurations, and both product families are required to meet the applicable requirements for the number of processors installed.
Disclaimer: Please note that the European Commission cannot provide a legally binding interpretation of the EU legislation, as this is the sole competence of the European Court of Justice. Any remarks from the European Commission services are without prejudice to the position the Commission might take should related cases arise in a procedure before the Court of Justice.