Can gemma 3 12b it run on RTX A4000 16GB?
YES — Runs Great
gemma 3 12b it needs ~11.5 GB VRAM. RTX A4000 16GB has 16.0 GB. With Q4_K_M quantization, expect ~43 tok/s.
Operating mode
Choose the run profile you care about
Interactive favors responsiveness, while light API and scale-out lean harder on serving readiness. The fit stays the same, but the recommendation lens changes.
Current mode
Balanced
Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.
Select quantization to explore
Fit status
Runs well
Decode
42.8 tok/s
TTFT
4519 ms
Safe context
67K
Memory
11.5 GB / 16.0 GB
Memory breakdown
See how fast it feels
What limits this setup
This setup is broadly balanced for this model.
No major red flags
This recommendation has enough memory headroom and acceptable estimated speed for the selected workload.
Best improvement path
Performance by workload
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | C | Runs well | 42.8 tok/s | 2465 ms | 67K |
| Coding | C | Runs well | 42.8 tok/s | 4519 ms | 67K |
| Agentic Coding | C | Runs well | 42.8 tok/s | 6573 ms | 67K |
| Reasoning | C | Runs well | 42.8 tok/s | 5341 ms | 67K |
| RAG | C | Runs well | 42.8 tok/s | 8216 ms | 67K |
Quantization options
How gemma 3 12b it (12B params) fits at each quantization level on RTX A4000 16GB (16.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 4.7 GB | Low | C49 |
Q3_K_S | 3 | 5.9 GB | Low | C50 |
NVFP4 | 4 |
Get started
Copy-paste commands to run gemma 3 12b it on your machine.
Run
lms load hf-maziyarpanahi--gemma-3-12b-it-gguf && lms server start