TL;DR
On October 7, 2026 (US Eastern time), Microsoft unveiled its flagship Surface Laptop Ultra at a Windows & Surface event, powered by the NVIDIA RTX Spark SoC co-developed with NVIDIA: up to 128GB unified memory and 1 PFLOPS FP4 AI performance for running large models on-device (per ifanr citing The Verge).
Event overview
On October 7, 2026 (local time), Microsoft unveiled Surface Laptop Ultra at its Windows & Surface special event, the showcase device for the new RTX Spark computing platform. Per ifanr citing The Verge's in-depth report, Microsoft and NVIDIA began their collaboration in early 2024, and RTX Spark is the platform NVIDIA built for Microsoft's personal-AI vision; NVIDIA CEO Jensen Huang appeared at the event.
Key facts
- RTX Spark architecture: an ARM-based SoC integrating CPU, GPU and up to 128GB unified memory; NVIDIA partnered with MediaTek to bring a customized Grace CPU to mainstream Windows devices for the first time (per The Verge, via ifanr).
- Core specs: up to 20-core Grace CPU, 6,144-core Blackwell RTX GPU, 1 PFLOPS FP4 AI performance, 128GB unified memory (per NVIDIA's official product graphic).
- On-device AI: can run models such as Qwen 3.8 Flash Next with 125 billion parameters locally, supporting CUDA, DLSS and ray tracing (per official materials, via ifanr).
- Surface Laptop Ultra: CNC aluminum unibody, 15-inch 3:2 Mini-LED display (262 PPI high refresh), 3x USB4, HDMI, USB-A, SD slot and 3.5mm headphone jack; under 18mm thin, about 2kg (per ifanr).
- Magnetic Connect: built-in magnetic USB-C charging, described by the company as a world first; the cable detaches under force to avoid pulling the device (per ifanr).
- Positioning: Microsoft frames the new Copilot+ PC as a dual-OS story, with Windows managing the base layer and Copilot Agent acting as a task operating system (per ifanr).
Official sources
- ifanr (October 8, 2026): Jensen Huang unveils the most powerful Surface yet, built for unlimited intelligence (citing The Verge)
- Tech Bytes (October 8, 2026): Microsoft launched Nvidia-chip AI PCs at its Surface Laptop Ultra event