Microsoft announced its most powerful Surface laptop at Computex 2026, and the specifications make clear who it is built for. The Surface Laptop Ultra targets developers, AI researchers, and creative professionals who have outgrown what standard notebooks can handle.

The machine runs on NVIDIA’s RTX Spark chip — a combination of a Blackwell RTX GPU and a 20-core Grace CPU linked through NVIDIA’s NVLink interface. It supports up to 128GB of unified memory and delivers what Microsoft describes as 1 petaflop of AI compute, enough to run models with up to 120 billion parameters locally without a cloud connection.

The display is a 15-inch mini-LED PixelSense Ultra touchscreen with a 3:2 aspect ratio and up to 2,000 nits of peak HDR brightness. Microsoft says it is the largest haptic touchpad in any Surface device. The laptop comes in two finishes: Platinum and Nightfall.

This is the first Surface with a Blackwell RTX GPU offering full CUDA support, which matters for developers working on machine learning models and GPU-accelerated workloads. Until now, that level of local compute required a desktop workstation.

Microsoft has not confirmed pricing. A release date beyond “later in 2026” has not been shared. The Surface Laptop Ultra was announced alongside the mainstream Surface Laptop 8 and Surface Pro 12, which are available now for business customers.

Tom’s Hardware reported that RTX Spark’s architecture is designed to close the performance gap with Apple’s M4 Max for AI and professional workloads specifically. Official benchmark comparisons won’t be possible until retail units are available for independent testing.

For most consumers, the Surface Laptop Ultra will be out of reach on price. For studios and AI labs that currently use desktop workstations for heavy model training, it offers something genuinely new: that level of compute in a device you can carry to a meeting.