1. An apparatus comprising: a printed circuit board (PCB); electronic components disposed on the PCB; a thermal interface material (TIM) thermally coupled to the electronic components; and a heat spreader plate with a surface thermally coupled to the TIM, the surface of the heat spreader plate having edges and an embossed pattern with embossed segments having open ends; wherein a portion of the heat spreader plate extends between each open end and a closest one of the edges.