Phi-3.5 MoE
9 consumer GPUs can run Phi-3.5 MoE 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 High-end GPU (24 GB VRAM)
Cómo ejecutar este modelo
Check if your GPU can run Phi-3.5 MoE →
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) | 84 GB | 84 GB | Maximum |
| Q8 (high quality) | 42 GB | 42 GB | Near-lossless |
| Q4 (recommended) Best balance | 21 GB | 21 GB | Recommended |
| Q2 (minimum) | 11 GB | 11 GB | Quality loss |
Model Details
| Developer | Microsoft |
| Parameters | 41.9B |
| Context window | 131,072 tokens |
| License | MIT |
| Use cases | chat, coding, reasoning, analysis |
| Released | 2024-08 |
Install with Ollama
ollama run phi3.5-moe Hugging Face
microsoft/Phi-3.5-MoE-instruct Can your GPU run Phi-3.5 MoE?
Phi-3.5 MoE requires 21 GB VRAM at Q4. 9 consumer GPUs meet this threshold. Below 8 GB or 19 GB you'll hit significant offload latency.
Hardware Performance Matrix
9 Q4 native · 19 offload · 12 unsupported
Recommended GPUs for Phi-3.5 MoE
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-3.5 MoE — Compatibility guide
Phi-3.5 MoE requires a high-end GPU like the RTX 4090 or a Mac with M2 Ultra or better. The Q4 version needs 21 GB VRAM. Check the VRAM calculator for your options.
Compare GPUs for Phi-3.5 MoE
Which GPU is worth it? Real specs and benchmarks side by side.
Compatible Hardware
GPUs that run Phi-3.5 MoE 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-3.5 MoE?
The VRAM Calculator tells you exactly which quantization your hardware can handle.