Phi-3 Mini
40 consumer GPUs can run Phi-3 Mini 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 Entry GPU (8 GB VRAM)
Cómo ejecutar este modelo
CPU vs GPU for Phi-3 Mini →
VRAM Calculator — instant compatibility check
RTX 5090
32 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) | 7.6 GB | 7.6 GB | Maximum |
| Q8 (high quality) | 4 GB | 3.8 GB | Near-lossless |
| Q4 (recommended) Best balance | 2.5 GB | 2.2 GB | Recommended |
| Q2 (minimum) | 1.5 GB | 1.2 GB | Quality loss |
Model Details
| Developer | Microsoft |
| Parameters | 3.8B |
| Context window | 128,000 tokens |
| License | MIT |
| Use cases | chat, coding, reasoning |
| Released | 2024-04 |
Install with Ollama
ollama run phi3:mini Hugging Face
microsoft/Phi-3-mini-128k-instruct Can your GPU run Phi-3 Mini?
Phi-3 Mini requires 2.5 GB VRAM at Q4. 40 consumer GPUs meet this threshold. Below 8 GB or 0.5 GB you'll hit significant offload latency.
Hardware Performance Matrix
40 Q4 native · 0 offload · 0 unsupported
| GPU Unit | VRAM | Compatibility | Est. Speed | Action |
|---|---|---|---|---|
| RTX 5090 | 32GB | Optimal | 191 tok/s | Calculate → |
| RTX 4090 | 24GB | Optimal | 179 tok/s | Calculate → |
| M4 Ultra | 128GB | Optimal | 182 tok/s | Calculate → |
| RTX 5080 | 16GB | Optimal | 178 tok/s | Calculate → |
| M3 Ultra | 192GB | Optimal | 153 tok/s | Calculate → |
| RTX 4080 Super | 16GB | Optimal | 138 tok/s | Calculate → |
| RTX 5070 Ti | 16GB | Optimal | 165 tok/s | Calculate → |
| RTX 3090 | 24GB | Optimal | 171 tok/s | Calculate → |
| M4 Max 48GB | 48GB | Optimal | 105 tok/s | Calculate → |
| RX 7900 XTX | 24GB | Optimal | 176 tok/s | Calculate → |
| M4 Max 36GB | 36GB | Optimal | 104 tok/s | Calculate → |
| RTX 4070 Ti Super | 16GB | Optimal | 125 tok/s | Calculate → |
| RTX 3080 Ti | 12GB | Optimal | 157 tok/s | Calculate → |
| RX 7900 XT | 20GB | Optimal | 147 tok/s | Calculate → |
| RTX 5070 | 12GB | Optimal | 124 tok/s | Calculate → |
| RTX 3080 | 10GB | Optimal | 137 tok/s | Calculate → |
| M4 Pro | 24GB | Optimal | 55 tok/s | Calculate → |
| RX 7800 XT | 16GB | Optimal | 114 tok/s | Calculate → |
| RX 6800 XT | 16GB | Optimal | 93 tok/s | Calculate → |
| RTX 4070 | 12GB | Optimal | 93 tok/s | Calculate → |
| RTX 4060 Ti 16GB | 16GB | Optimal | 55 tok/s | Calculate → |
| RX 7700 XT | 12GB | Optimal | 79 tok/s | Calculate → |
| RTX 3070 Ti | 8GB | Optimal | 111 tok/s | Calculate → |
| RTX 4060 Ti | 8GB | Optimal | 55 tok/s | Calculate → |
| RTX 3070 | 8GB | Optimal | 82 tok/s | Calculate → |
| RX 6700 XT | 12GB | Optimal | 69 tok/s | Calculate → |
| M3 Pro | 18GB | Optimal | 32 tok/s | Calculate → |
| RTX 3060 Ti | 8GB | Optimal | 82 tok/s | Calculate → |
| RTX 2080 Ti | 11GB | Optimal | 82 tok/s | Calculate → |
| RTX 3060 | 12GB | Optimal | 67 tok/s | Calculate → |
| M2 Pro | 16GB | Optimal | 39 tok/s | Calculate → |
| RTX 4060 | 8GB | Optimal | 51 tok/s | Calculate → |
| Arc A770 16GB | 16GB | Optimal | 41 tok/s | Calculate → |
| M1 Pro | 16GB | Optimal | 38 tok/s | Calculate → |
| RX 7600 | 8GB | Optimal | 53 tok/s | Calculate → |
| RX 6600 XT | 8GB | Optimal | 50 tok/s | Calculate → |
| Arc A750 8GB | 8GB | Optimal | 38 tok/s | Calculate → |
| RX 6600 | 8GB | Optimal | 45 tok/s | Calculate → |
| RTX 3050 8GB | 8GB | Optimal | 41 tok/s | Calculate → |
| GTX 1660 Super | 6GB | Optimal | 60 tok/s | Calculate → |
Recommended GPUs for Phi-3 Mini
Best picks by compatibility, VRAM headroom, and value — prices and availability may change.
RTX 5090
32 GB VRAM
Check availability →
RTX 4090
24 GB VRAM
Check availability →
M4 Ultra
128 GB VRAM
Check availability →
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Phi-3 Mini — Compatibility guide
Phi-3 Mini can run on CPU without a dedicated GPU — unusual for a 3.8B model. On an i7-13700K with llama.cpp Q4 it reaches 14 tok/s (functional for occasional use). With a GPU you get 4–6× more speed — check the VRAM calculator for specifics.
Compare GPUs for Phi-3 Mini
Which GPU is worth it? Real specs and benchmarks side by side.
Compatible Hardware
GPUs that run Phi-3 Mini at Q4 — sorted by AI performance score.
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More Practical Alternatives
Similar models in the chat category with comparable VRAM footprints.
Not sure which GPU you need for Phi-3 Mini?
The VRAM Calculator tells you exactly which quantization your hardware can handle.