What are the hardware requirements for Zamba2 1.2B Instruct V2?

Zamba2 1.2B Instruct V2 requires approximately 2.4 GB of VRAM and supports a context window of 4K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Zamba2 1.2B Instruct V2 and how large is it?

Zamba2 1.2B Instruct V2 is developed by Zyphra, a model with 1.2b 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 Zamba2 1.2B Instruct V2?

Zamba2 1.2B Instruct V2 is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Zamba2 1.2B Instruct V2 by Zyphra — VRAM 2.4GB, 4K context

Name: Zamba2 1.2B Instruct V2
Author: Zyphra

Zamba2 1.2B Instruct V2 is an open-source language model by Zyphra. Features: 1.2b LLM, VRAM: 2.4GB, Context: 4K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.17.

Base model:finetune:zyphra/zam... Base model:zyphra/zamba2-1.2b Conversational Endpoints compatible Instruct Region:us Safetensors Zamba2

Model Card on HF 🤗: https://huggingface.co/Zyphra/Zamba2-1.2B-Instruct-v2

Zamba2 1.2B Instruct V2 Parameters and Internals

LLM Name	Zamba2 1.2B Instruct V2
Repository 🤗	https://huggingface.co/Zyphra/Zamba2-1.2B-Instruct-v2
Base Model(s)	Zyphra/Zamba2-1.2B Zyphra/Zamba2-1.2B
Model Size	1.2b
Required VRAM	2.4 GB
Updated	2026-10-04
Maintainer	Zyphra
Model Type	zamba2
Instruction-Based	Yes
Model Files	2.4 GB
Model Architecture	Zamba2ForCausalLM
License	apache-2.0
Context Length	4096
Model Max Length	4096
Transformers Version	4.49.0.dev0
Tokenizer Class	LlamaTokenizer
Padding Token	[PAD]
Vocabulary Size	32000

Rank the Zamba2 1.2B Instruct V2 capabilities

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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 Zamba2 1.2B Instruct V2

Best Alternatives	Context / RAM	Downloads	Likes
Zamba2 1.2B Instruct	4K / 4.9 GB	407601	32

Note: green Score (e.g. "73.2") means that the model is better than Zyphra/Zamba2-1.2B-Instruct-v2.