Openai Gpt Oss 20B speed on RTX 4060 Ti 16GB and quantization-level VRAM fit.
RTX 4060 Ti 16GB meets the minimum VRAM requirement for Q4 inference of Openai Gpt Oss 20B. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
RTX 4060 Ti 16GB can run Openai Gpt Oss 20B with Q4 quantization. At approximately 28 tokens/second, you can expect Moderate speed - useful for batch processing.
You have 6GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 10GB | 16GB | 27.79 tok/s | ✅ Fits comfortably |
| Q8 | 20GB | 16GB | 19.45 tok/s | ❌ Not recommended |
| FP16 | 40GB | 16GB | 10.56 tok/s | ❌ Not recommended |
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RTX 4060 Ti 16GB can run Openai Gpt Oss 20B at Q4 with an estimated 28 tok/s.
Q4 inference is estimated to need about 10GB VRAM on this page, while RTX 4060 Ti 16GB has 16GB available.
If you need more speed or context headroom, compare alternative GPUs below and check higher-tier VRAM options.