Design & Reuse

Tenstorrent QuietBox 2 Brings RISC‑V AI Inference to the Desktop

March 19, 2026 -

By Harold Fritts, storagereview.com

Tenstorrent has introduced TT‑QuietBox 2 (Blackhole), a liquid‑cooled AI workstation designed to run models up to 120 billion parameters entirely on the desktop. The system combines a fully open‑source software stack with RISC‑V–based silicon and is positioned as a teraflop‑class inference platform that does not require racks, a server room, or specialized power.

Inference as the Primary AI Workload

QuietBox 2 targets developers and organizations that want direct control over their infrastructure, including visibility into silicon architecture at the compiler and runtime levels. It is aimed at on‑premises deployments in labs, offices, and small to medium businesses that need high‑end inference capability without moving to a rack‑scale footprint.

Tenstorrent CEO Jim Keller characterized the effort as a deliberate push to deliver an open, teraflop‑class development system suitable for lab or office environments, emphasizing that the platform is open throughout the stack, including mechanical design. Keller has an impressive background, including serving as an architect for AMD Zen, Apple A4/A5, and Tesla Full Self-Driving chips.

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