NVIDIA's RTX Spark combines Arm CPU cores with a Blackwell GPU and up to 128GB of unified memory on a single chip, and will power the Surface Laptop Ultra and other Windows PCs this fall. NVIDIA claims the SoC is twice as efficient as comparable dedicated-GPU laptops while gaming at 60 watts. The chip targets local AI, gaming, and content creation, and is widely seen as a response to Apple Silicon.
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