NVIDIA launches a 64GB DGX Spark desktop AI system starting at $4,999

Summary

IT Home reported on October 2, 2026, that NVIDIA officially launched a DGX Spark desktop AI computer with 64GB of unified memory, starting at $4,999 and scheduled to go on sale October 23. The system uses the GB10 Grace-Blackwell chip and a unified-memory architecture for local AI development, model experiments, and inference workloads. The report says it includes a ConnectX-7 network adapter and NVIDIA Sync, allowing as many as four DGX Spark units to be linked to expand available compute and memory resources. Its software environment supports vLLM, llama.cpp, and several widely used open models.