Can GPT-OSS 20B run on Xiaomi 17 Pro?
NO — Won't fit
Grade F · 23/100 · formula estimate
What this means
None of the versions we checked fit safely on this phone. The checked version needs about 14.8 GB, while we estimate that the model can use about 12 GB.
Try a smaller model, or use this model on a device with more memory.
This result is calculated from the phone and model specifications. It has not been measured on this exact phone and setup.
−2.8GB short
memory that doesn't exist here
14.8GB
needed at MXFP4
MXFP4
quant checked
F
grade · 23/100
needs 14.8 GBusable 12 GB · short 2.8 GB
Snapdragon 8 Elite Gen 516 GB RAMCPU / GPUalso sold with 12 GB
Three ways forward
1
Try a smaller quant
No quant of GPT-OSS 20B fits this phone — even the smallest is too big. Options 2 and 3 are your real choices.
3
Run it in the cloud
The full GPT-OSS 20B, no download, at data-center speed — pay per token.
provider recommendations coming later
Where the memory goes
| Component | Detail | GB |
|---|---|---|
| Model weights | MXFP4 GGUF (12.1 GB) + mmap overhead | 12.7 |
| KV cache | 4K context window | 1.5 |
| Runtime | llama.cpp + app overhead | 0.6 |
| Total needed | at MXFP4, 4K context | 14.8 |
| Usable on Xiaomi 17 Pro | 16 GB RAM − Android system reserve | 12 |
| Headroom | missing — this memory doesn't exist | −2.8 |
Pick your quant
| Quant | Download | Verdict | Speed |
|---|---|---|---|
| MXFP4 | 12.1 GB | ✕ Won't fit | won't fit |
Related checks
MORE ON XIAOMI 17 PRO
GPT-OSS 20B ON OTHER PHONES