Originally published on rohitraj.tech
NVIDIA and Microsoft unveiled the RTX Spark superchip at Computex 2026 — a 20-core Grace Arm CPU plus a 6,144-core Blackwell RTX GPU and up to 128GB unified memory that runs 120B-parameter LLMs locally with up to 1M tokens of context. Here is the developer-only read: the confirmed specs, RTX Spark vs DGX Spark, how it ties into Satya Nadella’s agentic-AI push at Build 2026, what you can actually build on it this fall, and when to wait.
Read the full version with code samples, diagrams, and architecture details: NVIDIA RTX Spark + Windows: What Microsoft’s Local-AI Superchip Means for Developers (2026)
More engineering notes: rohitraj.tech/en/notes
Top comments (0)