NVIDIA and Microsoft introduced NVIDIA RTX Spark, a superchip for a new class of Windows laptops and compact desktops built for on-device AI agents, at NVIDIA GTC Taipei on May 31, 2026 (NVIDIA; Microsoft). Per NVIDIA, RTX Spark pairs a Blackwell RTX GPU (6,144 CUDA cores, fifth-generation Tensor Cores) with a 20-core NVIDIA Grace Arm CPU co-designed with MediaTek, linked by NVLink-C2C, plus up to 128GB of unified memory and up to 1 petaflop of AI compute at FP4 precision. NVIDIA says the platfo