NVIDIA Enters the PC Space With RTX Spark, Offers Up to a 20-Core CPU, 128GB of Unified Memory, and 600GB/s Bandwidth to Supercharge AI Operations

NVIDIA unveiled RTX Spark, its first consumer-focused Windows on ARM chip family developed with MediaTek.

The superchip pairs a 20-core Grace CPU, Blackwell RTX graphics, and up to 128GB of LPDDR5X unified memory.

With 600GB/s bandwidth, NVIDIA says RTX Spark is built for gaming, creative work, and large on-device AI models.

The launch marks a push to bring NVIDIA’s CPU, GPU, and AI stack into high-end Windows on ARM laptops.