What are the hardware requirements for R3 Qwen3 4B LoRA 4K?

R3 Qwen3 4B LoRA 4K requires approximately 8.1 GB of VRAM and supports a context window of 40K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed R3 Qwen3 4B LoRA 4K and how large is it?

R3 Qwen3 4B LoRA 4K is developed by rubricreward, a model with 4b 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 R3 Qwen3 4B LoRA 4K?

R3 Qwen3 4B LoRA 4K is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

R3 Qwen3 4B LoRA 4K by rubricreward — VRAM 8.1GB, 40K context

Name: R3 Qwen3 4B LoRA 4K
Author: rubricreward

R3 Qwen3 4B LoRA 4K is an open-source language model by rubricreward. Features: 4b LLM, VRAM: 8.1GB, Context: 40K, License: apache-2.0, LLM Explorer Score: 0.18.

Arxiv:2505.13388 Base model:adapter:qwen/qwen3-... Base model:qwen/qwen3-4b Conversational Dataset:rubricreward/r3-datase... En Endpoints compatible Lora Qwen3 Region:us Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/rubricreward/R3-Qwen3-4B-LoRA-4k

R3 Qwen3 4B LoRA 4K Parameters and Internals

LLM Name	R3 Qwen3 4B LoRA 4K
Repository 🤗	https://huggingface.co/rubricreward/R3-Qwen3-4B-LoRA-4k
Base Model(s)	Qwen/Qwen3-4B Qwen/Qwen3-4B
Model Size	4b
Required VRAM	8.1 GB
Updated	2026-07-17
Maintainer	rubricreward
Model Type	qwen3
Model Files	5.0 GB: 1-of-2 3.1 GB: 2-of-2
Supported Languages	en
Model Architecture	Qwen3ForCausalLM
License	apache-2.0
Context Length	40960
Model Max Length	40960
Transformers Version	4.51.3
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	151936
LoRA Model	Yes
Torch Data Type	bfloat16
Errors	replace

Rank the R3 Qwen3 4B LoRA 4K 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 R3 Qwen3 4B LoRA 4K

Best Alternatives	Context / RAM	Downloads	Likes
Qwen3 4B Instruct 2507	256K / 8.1 GB	3109972	911
GRPO 4 70	256K / 8.1 GB	11	0
FastContext 1.0 4B SFT	256K / 8.1 GB	5735	357
...2.5 Flash Lite Preview Distill	256K / 8.1 GB	31	1
Lightning 4B	256K / 8.1 GB	13	6
Qwen3 4B Thinking 2507	256K / 8.1 GB	291023	606
Fable Traces	256K / 8.1 GB	342	210
FastContext 1.0 4B RL	256K / 8.1 GB	4559	61
Checkpoint 8000	256K / 8.1 GB	1453	0
Qwen3 4B Instruct 2507 FP8	256K / 5.2 GB	1100744	78

Note: green Score (e.g. "73.2") means that the model is better than rubricreward/R3-Qwen3-4B-LoRA-4k.