# NVIDIA's RTX Spark Windows PCs go on sale with up to 128 gigabytes of unified memory for local AI agents

The Grace-Blackwell superchip pairs up to 20 Arm CPU cores with 6,144 CUDA cores, and prices run from $2,599 to $5,999.99 for the Dev Box desktop.

- Published: 2026-10-16T06:26:08.965Z
- Canonical: https://polylog.news/ai/2026-10-16/nvidia-s-rtx-spark-windows-pcs-go-on-sale-with-up-to-128-gig
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [NVIDIA Blog](https://blogs.nvidia.com/blog/local-ai-rtx-spark-launch-event-invite/)

NVIDIA's RTX Spark PCs go on sale on October 16 through OEM laptop partners. NVIDIA calls the launch "a new beginning for Windows PCs" and markets the machines to creators, gamers and AI agents. It is holding launch events with partners aro…

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