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NVIDIA-Nemotron-3.5-Lightning-30B-A3B-DSpark-bf16

mlx-community/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-DSpark-bf16
bf16 Open on Hugging Face
Parameters
968M
Weights (est.)
≈ 1.9 GB
Mac memory (est.)
8 GB+

Size is estimated from the parameter count and quantisation. Memory allows a fifth extra for context plus 2 GB for the system; long contexts need more.

Run it

With mlx-lm on an Apple silicon Mac:

pip install mlx-lmmlx_lm.generate --model mlx-community/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-DSpark-bf16 --prompt "Hello"

Details

Base model
nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16 (finetune) · NVIDIA Nemotron 3.5 Lightning 30B A3B BF16 on the radar →
Vendor
NVIDIA
Task
Text generation
Quantisation
bf16
Licence
openmdw-1.1
Downloads
174 in the last 30 days · 2.1K all time · 1 likes
Published
2026-08-11 · updated 2026-08-11 (3mo ago)
Tags
qwen3, mlx-dspark, dspark, speculative-decoding, nemotron

Other MLX builds of nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16

Build Quantisation Weights Mac memory Downloads
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-DSpark-bf16 (this one) bf16 ≈ 1.9 GB 8 GB+ 174
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-4bit 4-bit ≈ 17.8 GB 24 GB+ 2.6K
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-OptiQ-4bit 4-bit ≈ 17.8 GB 24 GB+ 807
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-mxfp4 MXFP4 ≈ 17.8 GB 24 GB+ 534
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-mxfp8 MXFP8 ≈ 33.6 GB 48 GB+ 919
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-8bit 8-bit ≈ 33.6 GB 48 GB+ 439
NVIDIA-Nemotron-3.5-Lightning-30B-A3B-bf16 bf16 ≈ 63.2 GB 96 GB+ 939