Microsoft Phi 4 Multimodal Instruct speed on Intel Arc B580 and quantization-level VRAM fit.
Intel Arc B580 meets the minimum VRAM requirement for Q4 inference of Microsoft Phi 4 Multimodal Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
Intel Arc B580 can run Microsoft Phi 4 Multimodal Instruct with Q4 quantization. At approximately 75 tokens/second, you can expect Good speed - acceptable for interactive use.
You have 10GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 2GB | 12GB | 75.13 tok/s | ✅ Fits comfortably |
| Q8 | 4GB | 12GB | 52.59 tok/s | ✅ Fits comfortably |
| FP16 | 8GB | 12GB | 28.55 tok/s | ✅ Fits comfortably |
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Intel Arc B580 can run Microsoft Phi 4 Multimodal Instruct at Q4 with an estimated 75 tok/s.
Q4 inference is estimated to need about 2GB VRAM on this page, while Intel Arc B580 has 12GB available.
If you need more speed or context headroom, compare alternative GPUs below and check higher-tier VRAM options.