What are the hardware requirements for NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit?

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit requires approximately 22.1 GB of VRAM and supports a context window of 256K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit and how large is it?

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit is developed by mlx-community, a model with 30b parameters. The model is published as open weights on Hugging Face and indexed on LLM Explorer with full benchmark history.

Where can I download or evaluate NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit?

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit by mlx-community — VRAM 22.1GB, 256K context

Name: NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit
Author: mlx-community

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit is an open-source language model by mlx-community. Features: 30b LLM, VRAM: 22.1GB, Context: 256K, License: other, Quantized, LLM Explorer Score: 0.31.

4-bit 4bit Apple-silicon Base model:nvidia/nvidia-nemot... Base model:quantized:nvidia/nv... Conversational Mamba Mixed-precision Mlx Moe Nemotron Nemotron-h Nemotron h Optiq Quantized Region:us Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/mlx-community/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-OptiQ-4bit

NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit Parameters and Internals

LLM Name	NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit
Repository 🤗	https://huggingface.co/mlx-community/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-OptiQ-4bit
Base Model(s)	nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16 nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16
Model Size	30b
Required VRAM	22.1 GB
Updated	2026-08-18
Maintainer	mlx-community
Model Type	nemotron_h
Model Files	5.4 GB: 1-of-5 5.1 GB: 2-of-5 5.2 GB: 3-of-5 5.3 GB: 4-of-5 1.1 GB: 5-of-5
Quantization Type	4bit
Model Architecture	NemotronHForCausalLM
License	other
Context Length	262144
Model Max Length	262144
Transformers Version	4.57.6
Tokenizer Class	TokenizersBackend
Padding Token	<\|im_end\|>
Vocabulary Size	131072

Rank the NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit capabilities

Have you tried this model? Rate its performance — this feedback helps the ML community find the right model for their needs.

Instruction Following and Task Automation
Factuality and Completeness of Knowledge
Censorship and Alignment
Data Analysis and Insight Generation
Text Generation
Text Summarization and Feature Extraction
Code Generation
Multi-Language Support and Translation

Best Alternatives to NVIDIA Nemotron 3.5 Lightning 30B A3B OptiQ 4bit

Best Alternatives	Context / RAM	Downloads	Likes
...motron 3 Nano 30B A3B MLX 4Bit	256K / 17.8 GB	205	1
...motron 3 Nano 30B A3B MLX 6Bit	256K / 25.8 GB	148	2
...ron 3.5 Lightning 30B A3B 4bit	256K / 17.8 GB	2504	4
...3.5 Lightning 30B A3B MLX 6bit	256K / 25.8 GB	182	1
...tron 3 Nano 30B A3B OptiQ 4bit	256K / 22.1 GB	644	2
...emotron Cascade 2 30B A3B 4bit	256K / 17.8 GB	843	19
...emotron Cascade 2 30B A3B 8bit	256K / 33.5 GB	279	8
...emotron Cascade 2 30B A3B 6bit	256K / 25.8 GB	271	6
...ron Cascade 2 30B A3B Mlx 6bit	256K / 27.6 GB	98	3
...A Nemotron 3 Nano 30B A3B 4bit	256K / 17.8 GB	728	4

Note: green Score (e.g. "73.2") means that the model is better than mlx-community/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-OptiQ-4bit.