Phi-3 Medium
39 consumer GPUs can run Phi-3 Medium 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
Check if your GPU can run Phi-3 Medium →
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) | 28 GB | 28 GB | Maximum |
| Q8 (high quality) | 14 GB | 14 GB | Near-lossless |
| Q4 (recommended) Best balance | 8 GB | 8 GB | Recommended |
| Q2 (minimum) | 4.5 GB | 4.3 GB | Quality loss |
Model Details
| Developer | Microsoft |
| Parameters | 14B |
| Context window | 128,000 tokens |
| License | MIT |
| Use cases | chat, coding, reasoning, analysis |
| Released | 2024-04 |
Install with Ollama
ollama run phi3:medium Hugging Face
microsoft/Phi-3-medium-128k-instruct Can your GPU run Phi-3 Medium?
Phi-3 Medium requires 8 GB VRAM at Q4. 39 consumer GPUs meet this threshold. Below 8 GB or 6 GB you'll hit significant offload latency.
Hardware Performance Matrix
39 Q4 native · 1 offload · 0 unsupported
Recommended GPUs for Phi-3 Medium
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 Medium — Compatibility guide
Phi-3 Medium needs intermediate hardware or Q4 quantization to run on consumer GPUs. With 8 GB VRAM you get the best quality. Use the VRAM calculator to see which quantization your GPU supports.
Compare GPUs for Phi-3 Medium
Which GPU is worth it? Real specs and benchmarks side by side.
Compatible Hardware
GPUs that run Phi-3 Medium 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 Medium?
The VRAM Calculator tells you exactly which quantization your hardware can handle.