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Llama 3.1 Nemotron 70B Instruct HF GPU requirements

What it takes to run Llama 3.1 Nemotron 70B Instruct HF locally: memory by quantization, the smallest GPU that fits, and the managed alternative.

Llama 3.1 Nemotron 70B Instruct HF serves up to 32,768 tokens of context; the KV cache grows linearly toward that ceiling, so the slider below shows exactly what longer context costs in memory.

FP16157 GB needed at 8K contextB200
8-bit78 GB needed at 8K contextA100
4-bit43 GB needed at 8K contextL40S
44 GBmemory needed · Llama 3.1 Nemotron 70B Instruct HF at 4-bit, 16K context

Smallest single device that fits: L40S (48 GB)

RTX 4090 (24 GB)2x needed
RTX 5090 (32 GB)2x needed
L40S (48 GB)Fits
A100 (80 GB)Fits
H100 (80 GB)Fits
H200 (141 GB)Fits
B200 (192 GB)Fits
Mac M4 Max (128 GB unified)Fits
Mac M3 Ultra (512 GB unified)Fits

How it works

1
Check the table
Llama 3.1 Nemotron 70B Instruct HF at 8K context across FP16, 8-bit, and 4-bit, with the smallest single device that fits each.
2
Tune the calculator
Longer context grows the KV cache. The slider shows exactly how much memory that adds.
3
Decide how to run it
If your hardware fits it, run it there. If not, use managed serving.

Common questions

How much VRAM does Llama 3.1 Nemotron 70B Instruct HF need?

At 8K context: roughly 157 GB at FP16, 78 GB at 8-bit, and 43 GB at 4-bit, including KV cache and runtime overhead. Longer context adds memory linearly.

Can a single GPU run Llama 3.1 Nemotron 70B Instruct HF?

At 4-bit, yes: a L40S (48 GB) or larger handles it at 8K context. At FP16 you need a B200 (192 GB) or larger.

Does quantization hurt Llama 3.1 Nemotron 70B Instruct HF's quality?

Modern 4-bit quantization costs a small amount of quality for a 4x memory saving; 8-bit is near-lossless. Validate on your own tasks before production.

What license is Llama 3.1 Nemotron 70B Instruct HF under?

Llama community. Check the license terms for your use case before deployment.

Is there an alternative to buying GPUs for Llama 3.1 Nemotron 70B Instruct HF?

Yes: managed inference. Allocate serves Llama 3.1 Nemotron 70B Instruct HF token-metered from $0.88 per million input tokens at provider list price, plus the 7% transaction fee. Idle time costs nothing.

More free tools

Allocate serves open-weight models like Llama 3.1 Nemotron 70B Instruct HF token-metered inside your own boundary. No hardware to buy, and if you fine-tune on your data, the weights are yours.