AMD Radeon RX 7900 XTX × Gemma 3 27B
Can the RX 7900 XTX run Gemma 3 27B?
Yes
Yes. The RX 7900 XTX can run Gemma 3 27B at up to Q4_K_M (needs ~22.1 GB of 22.8 GB usable), at an estimated ~42.4 tokens/sec at Q4_K_M.
Speed is estimated from memory bandwidth (no measured benchmark for this device). 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 | 18.7 GB | ✅ | ~52.8 |
| Q4_K_M | 22.1 GB | ✅ | ~42.4 |
| Q5_K_M | 25.1 GB | ❌ | — |
| Q6_K | 28.2 GB | ❌ | — |
| Q8_0 | 34.9 GB | ❌ | — |
| F16 | 61.4 GB | ❌ | — |
Fastest hardware for Gemma 3 27B
- NVIDIA GeForce RTX 5090 — ~66.7 tok/s at Q4_K_M
- NVIDIA GeForce RTX 4090 — ~42.8 tok/s at Q4_K_M
- NVIDIA GeForce RTX 3090 Ti — ~39.4 tok/s at Q4_K_M
- NVIDIA GeForce RTX 3090 — ~36.4 tok/s at Q4_K_M
- Apple M5 Max (40-core GPU, 128GB) — ~27.6 tok/s at Q4_K_M
No suitable GPU? Rent one by the hour on Vast.ai or RunPod (affiliate links).
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