Nvidia pitches RTX Spark as the chip that finally makes local AI agents practical on Windows devices
The Decoder
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Generative AI
AI Hardware
Nvidia is attacking Apple Silicon and Qualcomm on Windows laptops with the RTX Spark. The chip combines a Blackwell GPU with an Arm-based Grace CPU and up to 128 GB of shared memory, with a calculated 1,000 TOPS in FP4. ASUS, Dell, HP, Lenovo, Microsoft Surface, and MSI are set to deliver the first devices from fall 2026.