By Tom Warren
Publication Date: 2026-06-02 16:30:00
Microsoft only just announced a new Surface Laptop Ultra at the weekend, and it’s now revealing a miniature Surface PC aimed at developers. The new Surface RTX Spark Dev Box is powered by Nvidia’s new Arm-based RTX Spark chips, just like the Surface Laptop Ultra, and is optimized for sustained workloads and local AI tasks.
The Surface RTX Spark Dev Box looks a little like the top of an Xbox Series X console, with an aluminum chassis that also doubles as a heatsink. It has a 100-watt thermal envelope, slightly more than the 45-watt-to-80-watt thermal envelopes for Nvidia’s RTX Spark laptops. This miniature Surface PC also has 128GB of unified memory, making it capable of running up to 120 billion parameter models locally.
Microsoft is preconfiguring the RTX Spark Dev Box with apps like Visual Studio Code, GitHub Copilot, and other tools. “Surface RTX Spark Dev Box ships with Windows 11 Pro pre-configured for developers at the image level,” explains Andrew Hill, corporate…
