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cs.DC2026
NIXT: A NCCL Inspector Exporter Tool for Observability of Collective Communication in Large Model Training
Ziyang Jia, Sirshak Das, Jason Sewall +3
As machine learning workloads scale, it is increasingly important to gain more observability into the performance of collective communication to easily identify performance vari- a…
cs.LG2026
Nemotron 3 Super: Open, Efficient Mixture-of-Experts Hybrid Mamba-Transformer Model for Agentic Reasoning
NVIDIA, :, Aakshita Chandiramani +544
We describe the pre-training, post-training, and quantization of Nemotron 3 Super, a 120 billion (active 12 billion) parameter hybrid Mamba-Attention Mixture-of-Experts model. Nemo…