Written by Jakub Rusinowski · Last updated July 8, 2026
Yes
Yes — Qwen3-Coder 8B at Q8_0 needs about 10.4 GB of the 12 GB usable on RTX 3060 12 GB Desktop (12 GB VRAM, 32 GB RAM) (~1.6 GB spare), at ~27.9 tok/s (estimated), with room for about 16,384 tokens of context.
Confidence: medium · Recommended quantization: Q8_0 · Estimated speed: ~27.9 tok/s
| Usable memory for models | 12 GB |
| Memory bandwidth | 360 GB/s |
| Form factor | Desktop |
| Operating system | Windows or Linux |
| Memory upgradeable | Yes |
| Quant | Memory needed | Fits 12 GB? | Max context | Est. speed | Download |
|---|---|---|---|---|---|
| F16 | 17.9 GB | ✗ No | — | — | 16 GB |
| Q8_0 | 10.4 GB | ✓ Yes | 16K | ~27.9 tok/s | 8.5 GB |
| Q6_K | 8.5 GB | ✓ Yes | 32K | ~34.9 tok/s | 6.6 GB |
| Q5_K_M | 7.6 GB | ✓ Yes | 32K | ~39.4 tok/s | 5.7 GB |
| Q4_K_M | 6.8 GB | ✓ Yes | 32K | ~44.9 tok/s | 4.8 GB |
| Q3_K_M | 5.4 GB | ✓ Yes | 32K | ~58.9 tok/s | 3.4 GB |
| Q2_K | 4.6 GB | ✓ Yes | 32K | ~70.9 tok/s | 2.6 GB |
| Variant | Needs at Q4_K_M | Fits? | Est. speed |
|---|---|---|---|
| Qwen3-Coder 480B-A35B (MoE) | 291.6 GB | ✗ Too large | — |
| Qwen3-Coder 80B-A3B (MoE) | 51.6 GB | ✗ Too large | — |
| Qwen3-Coder 8B | 6.8 GB | ✓ Fits | ~44.9 tok/s |
Ollama or llama.cpp (CUDA/ROCm) — vLLM if you need concurrent serving
Yes — Qwen3-Coder 8B at Q8_0 needs about 10.4 GB of the 12 GB usable on RTX 3060 12 GB Desktop (12 GB VRAM, 32 GB RAM) (~1.6 GB spare), at ~27.9 tok/s (estimated), with room for about 16,384 tokens of context.
Q8_0 — it needs about 10.4 GB of the 12 GB available, downloads as roughly 8.5 GB, and runs at an estimated 27.9 tokens/sec with up to 16K of context.
Nothing binding — the model fits with headroom and generates at a usable speed on this hardware.
Ollama or llama.cpp (CUDA/ROCm) — vLLM if you need concurrent serving
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