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Comments on No. 22 of 93 · XDA · edition of Sunday 25 October 2026

Nvidia's RTX Spark has an NPU, I spent a week figuring it out

Summary

Adam Conway's XDA investigation of the HP OmniBook Ultra 16, which runs Nvidia's RTX Spark, reports that the platform includes a 55 TOPS NPU that Windows exposes as a separate device, and that it has its own registers, clock, and power rail.

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