Nemotron 3 Ultra Explained

·Hacker News··

NVIDIA's Nemotron 3 Ultra is a 550B open-weight hybrid Mamba-Attention MoE model built for long agentic runs. Here is how its architecture, training, and throughput numbers actually work.

Read full article →

Related Articles

OpenAI’s o1 correctly diagnosed 67% of ER patients vs. 50-55% by triage doctors
donsupreme · Hacker News · 4mo ago
Accelerating Gemma 4: faster inference with multi-token prediction drafters
amrrs · Hacker News · 3mo ago
A couple million lines of Haskell: Production engineering at Mercury
unignorant · Hacker News · 4mo ago
Using “underdrawings” for accurate text and numbers
samcollins · Hacker News · 4mo ago
ProgramBench: Can language models rebuild programs from scratch?
jonbaer · Hacker News · 3mo ago