Thermal pads with in-built vapor-chambers claim 50 to 80 times better thermal conductivity than normal thermal pads —1,200 W/m-K "Vapor-Pad" from Xerendipity designed to replace traditional TIM in a CPU

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A thermal pad with a vapor chamber on top might be the TIM your next phone's SoC will use. Xerendipity's new products are meant to keep your phone cooler without sacrificing thickness or cost.