Microsoft Surface RTX Spark Dev Box — a compact workstation with 1 PFLOPS of AI performance

In addition to information about the release and pricing of the Surface Laptop Ultra based on the Nvidia RTX Spark platform, Microsoft introduced the Surface RTX Spark Dev Box, a compact desktop workstation for developers and artificial intelligence specialists. The device is also powered by the Nvidia RTX Spark platform, which includes a 20-core Grace processor and a Blackwell RTX GPU with 6,144 CUDA cores.

The computer delivers up to 1 PFLOPS of AI computing power and comes with 128 GB of unified memory, allowing demanding AI models with up to 120 billion parameters to be run and tested locally. The Surface RTX Spark Dev Box is also suitable for tasks such as prototyping AI agents or using AI-assisted coding tools directly on the device. The SSD capacity is 2 TB.

The Surface RTX Spark Dev Box features a 3D-printed anodized aluminum unibody with 1,000 ventilation holes integrated into the mesh enclosure. Microsoft emphasized that the 100 W thermal package inside the enclosure functions as the cooling system. The port selection includes two USB-C ports, a USB-A port, HDMI, Ethernet, and a headphone jack.

For developers, the device will ship with an optimized version of Windows 11 Pro, a set of preinstalled tools including Visual Studio Code, GitHub Copilot, WSL 2 (Windows Subsystem for Linux), PowerShell 7, and CUDA support.

The Microsoft Surface RTX Spark Dev Box is priced at $5,999. Preorders are already open in the US, with deliveries scheduled for November 2026.