NVIDIA and Microsoft announced RTX Spark laptops and desktops for Windows. Preorders open Friday, Oct. 16. Compact desktops arrive in November. RTX Spark combines a Blackwell RTX GPU and Grace CPU. It delivers 1 petaflop FP4 AI performance and up to 128GB unified memory. It runs models like Qwen 3.8 Flash Next locally without cloud use. Microsoft released MXC for secure, persistent agent execution on Windows. DGX Station for Windows brings GB300 AI infrastructure to enterprise desktops. It offers 20 petaFLOPS FP4 compute and 748GB coherent memory. It lets teams run trillion-parameter models locally. Systems come from Acer, ASUS, Dell, HP, Lenovo, Microsoft, MSI and Gigabyte.
What changed
DGX Station ran on Linux only, requiring separate environments for AI and productivity workloads.
What it unlocks
Running frontier-class AI models locally on Windows desktops without cloud dependency.
- 1 petaflop FP4 AI performance
- 128GB unified memory
- 748GB coherent memory
- 20 petaFLOPS FP4 AI compute
What you need to act on it
- Windows OS with MXC support
- RTX Spark or DGX Station for Windows hardware
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