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Tom’s Hardware
Tom’s Hardware
Technology
Jeffrey Kampman

Surface Laptop Ultra targets 110W TDP for RTX Spark Superchip — Microsoft reveals power budget of its high-end 15" system in hands-on session

Microsoft Nvidia Future
Internals of Surface Laptop Ultra with RTX Spark.

The consumer tech industry is still absorbing the aftershocks of Nvidia's seismic RTX Spark announcements this week at Computex 2026, and there are still many questions around the platform regarding performance, power, and battery life.

One of those questions is the thermal design power (TDP) of the RTX Spark Superchip that's powering the high-end laptops revealed this week. That power budget is everything in a thermally constrained chassis that has to dynamically share power between the CPU and GPU.

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