NVIDIA GeForce RTX 5080 × Gemma 3 12B
Can the RTX 5080 run Gemma 3 12B?
Yes
Yes. The RTX 5080 can run Gemma 3 12B at up to Q6_K (needs ~14.4 GB of 15.2 GB usable), at an estimated ~94.1 tokens/sec at Q4_K_M.
Speed is estimated from memory bandwidth calibrated with a measured 181.99 tok/s Llama 2 7B Q4_0 result (source). No direct public benchmark of this exact pair is recorded yet.
By quantization (8K context)
| Quant | Memory needed | Fits? | Est. tok/s |
|---|---|---|---|
| Q3_K_M | 10.1 GB | ✅ | ~117 |
| Q4_K_M | 11.6 GB | ✅ | ~94.1 |
| Q5_K_M | 13.0 GB | ✅ | ~80.0 |
| Q6_K | 14.4 GB | ✅ | ~69.1 |
| Q8_0 | 17.4 GB | ❌ | — |
| F16 | 29.2 GB | ❌ | — |
Fastest hardware for Gemma 3 12B
- NVIDIA GeForce RTX 5090 — ~150 tok/s at Q4_K_M
- NVIDIA GeForce RTX 4090 — ~96.2 tok/s at Q4_K_M
- AMD Radeon RX 7900 XTX — ~95.3 tok/s at Q4_K_M
- NVIDIA GeForce RTX 5070 Ti — ~91.4 tok/s at Q4_K_M
- NVIDIA GeForce RTX 3080 10GB — ~89.8 tok/s at Q3_K_M
No suitable GPU? Rent one by the hour on Vast.ai or RunPod (affiliate links).
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