NVIDIA and Microsoft launch RTX Spark Windows laptops, preview DGX Station for Windows

AINVIDIA says RTX Spark laptops, which pair up to 128GB of unified memory with 1 petaflop of AI compute, become available Friday, Oct. 16, alongside a wave of local AI software. The Nemotron 3.5 Bolt 74B model, a 74B-parameter mixture-of-experts model with 9B active parameters packed into 24GB at 2-bit quantization, releases Thursday, Oct. 15. Updates also include up to 2x performance coming to Adobe's top apps and an NVIDIA Switchyard router for shifting queries between local and cloud models.

AIAt a Microsoft event in San Francisco, NVIDIA and Microsoft outlined co-engineered hardware and software for AI agents on Windows PCs. RTX Spark laptops open for preorder today and ship Friday, Oct. 16, with compact desktops in November; the platform pairs a Blackwell RTX GPU with up to 128GB unified memory and one petaflop of FP4 AI performance. NVIDIA also previewed DGX Station for Windows, a deskside system with 748GB of coherent memory and up to 20 petaFLOPS of FP4 compute, which NVIDIA says can run models up to a trillion parameters locally.