Llama 3.1 70B
3 consumer GPUs can run Llama 3.1 70B at Q4 natively. Precise VRAM thresholds and benchmarks below.
llama.cpp 0.2.x · CUDA 12 · ROCm 6 · Updated monthly · methodology →
Execution Context
This model requires a Flagship GPU (48 GB+ VRAM)
Cómo ejecutar este modelo
Check if your GPU can run Llama 3.1 70B →
VRAM Calculator — instant compatibility check
M4 Ultra
128 GB · Runs Q4 natively · Check availability
*Prices and availability may change. Some links are affiliate links.
System Requirements
VRAM by Quantization
| Quantization | VRAM needed | Disk space | Quality |
|---|---|---|---|
| FP16 (max quality) | 140 GB | 140 GB | Maximum |
| Q8 (high quality) | 70 GB | 70 GB | Near-lossless |
| Q4 (recommended) Best balance | 40 GB | 40 GB | Recommended |
| Q2 (minimum) | 20 GB | 20 GB | Quality loss |
Model Details
| Developer | Meta |
| Parameters | 70B |
| Context window | 131,072 tokens |
| License | llama-3.1-community |
| Use cases | chat, coding, reasoning, analysis |
| Released | 2024-07 |
Install with Ollama
ollama run llama3.1:70b Hugging Face
meta-llama/Llama-3.1-70B-Instruct Can your GPU run Llama 3.1 70B?
Llama 3.1 70B requires 40 GB VRAM at Q4. 3 consumer GPUs meet this threshold. Below 8 GB or 38 GB you'll hit significant offload latency.
Hardware Performance Matrix
3 Q4 native · 7 offload · 30 unsupported
Recommended GPUs for Llama 3.1 70B
Best picks by compatibility, VRAM headroom, and value — prices and availability may change.
M4 Ultra
128 GB VRAM
Check availability →
M3 Ultra
192 GB VRAM
Check availability →
M4 Max 48GB
48 GB VRAM
Check availability →
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Llama 3.1 70B — Compatibility guide
Llama 3.1 70B requires a high-end GPU like the RTX 4090 or a Mac with M2 Ultra or better. The Q4 version needs 40 GB VRAM. Check the VRAM calculator for your options.
Compare GPUs for Llama 3.1 70B
Which GPU is worth it? Real specs and benchmarks side by side.
Compatible Hardware
GPUs that run Llama 3.1 70B at Q4 — sorted by AI performance score.
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Compare This Model
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Not sure which GPU you need for Llama 3.1 70B?
The VRAM Calculator tells you exactly which quantization your hardware can handle.