LFM2 24B needs ~23.1 GB VRAM. NVIDIA L20 48GB has 48.0 GB. With Q4_K_M quantization, expect ~46 tok/s.
Operating mode
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
46.3 tok/s
TTFT
4180 ms
Safe context
131K
Memory
23.1 GB / 48.0 GB
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.
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | A | Runs well | 46.3 tok/s | 2280 ms | 131K |
| Coding | A | Runs well | 46.3 tok/s | 4180 ms | 131K |
| Agentic Coding | A | Runs well | 46.3 tok/s | 6080 ms | 131K |
| Reasoning | A | Runs well | 46.3 tok/s | 4940 ms | 131K |
| RAG | A | Runs well | 46.3 tok/s | 7600 ms | 131K |
How LFM2 24B (24B params) fits at each quantization level on NVIDIA L20 48GB (48.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 9.4 GB | Low | A76 |
Q3_K_S | 3 | 11.8 GB | Low | A77 |
NVFP4 | 4 | 13.4 GB | Medium | A77 |
Q4_K_M | 4 | 14.6 GB | Medium | A78 |
Q5_K_M | 5 | 17.3 GB | High | A78 |
Q6_K | 6 | 19.7 GB | High | A79 |
Q8_0Best for your GPU | 8 | 25.7 GB | Very High | A81 |
F16 | 16 | 49.2 GB | Maximum | F0 |
Copy-paste commands to run LFM2 24B on your machine.
Run
ollama run lfm2Your hardware
| Model | Params | Grade | Decode | Capabilities |
|---|---|---|---|---|
| 30.5B | S | 95.4 tok/s | ||
| 27B | S | 41.4 tok/s | ||
| 27B | S | 41.5 tok/s | ||
| 35B | S | 85.8 tok/s | ||
| 30B | S | 98.6 tok/s |
Yes, NVIDIA L20 48GB can run LFM2 24B with a A grade (Runs well). Expected decode speed: 46.3 tok/s.
LFM2 24B (24B parameters) requires approximately 23.1 GB of memory with Q4_K_M quantization.
The recommended quantization for LFM2 24B is Q4_K_M, which balances quality and memory efficiency.
On NVIDIA L20 48GB, LFM2 24B achieves approximately 46.3 tokens per second decode speed with a time-to-first-token of 4180ms using Q4_K_M quantization.
For coding workloads, LFM2 24B on NVIDIA L20 48GB receives a A grade with 46.3 tok/s and 131K context.
On NVIDIA L20 48GB, LFM2 24B can safely use up to 131K tokens of context. The model's official context limit is 131K, but available memory constrains the safe maximum.
Paste this snippet into any page to show a live fit card.
<iframe src="https://willitrunai.com/embed/lfm2-24b-on-l20-48gb" width="400" height="180" frameborder="0" style="border:none;border-radius:12px;overflow:hidden;" title="Will It Run AI — fit result"></iframe>
Preview: