What are the hardware requirements for Llama 3 8B ProLong 512K Base?

Llama 3 8B ProLong 512K Base requires approximately 32.1 GB of VRAM and supports a context window of 512K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Llama 3 8B ProLong 512K Base and how large is it?

Llama 3 8B ProLong 512K Base is developed by princeton-nlp, a model with 8b 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 Llama 3 8B ProLong 512K Base?

Llama 3 8B ProLong 512K Base is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Llama 3 8B ProLong 512K Base by princeton-nlp — VRAM 32.1GB, 512K context

Name: Llama 3 8B ProLong 512K Base
Author: princeton-nlp

Llama 3 8B ProLong 512K Base is an open-source language model by princeton-nlp. Features: 8b LLM, VRAM: 32.1GB, Context: 512K, License: llama3, LLM Explorer Score: 0.23.

Arxiv:2410.02660 Base model:finetune:princeton-... Base model:princeton-nlp/llama... Dataset:princeton-nlp/prolong-... Dataset:princeton-nlp/prolong-... Llama Region:us Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/princeton-nlp/Llama-3-8B-ProLong-512k-Base

Llama 3 8B ProLong 512K Base Parameters and Internals

LLM Name	Llama 3 8B ProLong 512K Base
Repository 🤗	https://huggingface.co/princeton-nlp/Llama-3-8B-ProLong-512k-Base
Base Model(s)	Llama 3 8B ProLong 64K Base princeton-nlp/Llama-3-8B-ProLong-64k-Base
Model Size	8b
Required VRAM	32.1 GB
Updated	2026-06-28
Maintainer	princeton-nlp
Model Type	llama
Model Files	4.9 GB: 1-of-7 4.8 GB: 2-of-7 5.0 GB: 3-of-7 5.0 GB: 4-of-7 4.8 GB: 5-of-7 5.0 GB: 6-of-7 2.6 GB: 7-of-7
Model Architecture	LlamaForCausalLM
License	llama3
Context Length	524288
Model Max Length	524288
Tokenizer Class	PreTrainedTokenizerFast
Vocabulary Size	128256
Torch Data Type	float32

Rank the Llama 3 8B ProLong 512K Base 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 Llama 3 8B ProLong 512K Base

Best Alternatives	Context / RAM	Downloads	Likes
...otron 8B UltraLong 4M Instruct	4192K / 32.1 GB	1135	125
UltraLong Thinking	4192K / 16.1 GB	2	3
...a 3.1 8B UltraLong 4M Instruct	4192K / 32.1 GB	176	24
...a 3.1 8B UltraLong 2M Instruct	2096K / 32.1 GB	875	9
...otron 8B UltraLong 2M Instruct	2096K / 32.1 GB	124	18
Cthulhu 8B V1.4	1048K / 16.1 GB	10	10
...raLong 1M Instruct Abliterated	1048K / 32.1 GB	4	9
...a 3.1 8B UltraLong 1M Instruct	1048K / 32.1 GB	1387	29
...otron 8B UltraLong 1M Instruct	1048K / 32.1 GB	702	59
...xis Bookwriter Llama3.1 8B Sft	1048K / 16.1 GB	25	4