Microsoft Surface Laptop Ultra for Business Review: RTX Spark N1X Runs a 35B-Parameter Coding Agent at 89 Tokens per Second, With One Major Caveat

The Microsoft Surface Laptop Ultra for Business is the first Surface laptop built on NVIDIA silicon, and the first RTX Spark system to get a review from us. Our unit carries the full chip: a 20-core Grace Arm CPU, a 6,144-core Blackwell RTX GPU, and 128GB of LPDDR5X unified memory, with the user able to

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