Can internlm2 math plus 20b i1 run on NVIDIA H100 PCIe 80GB?
YES — Runs Great
internlm2 math plus 20b i1 needs ~23.7 GB VRAM. NVIDIA H100 PCIe 80GB has 80.0 GB. With Q4_K_M quantization, expect ~138 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
137.7 tok/s
TTFT
1406 ms
Safe context
400K
Memory
23.7 GB / 80.0 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 | 137.7 tok/s | 767 ms | 400K |
| Coding | C | Runs well | 137.7 tok/s | 1406 ms | 400K |
| Agentic Coding | C | Runs well | 137.7 tok/s | 2045 ms | 400K |
| Reasoning | C | Runs well | 137.7 tok/s | 1662 ms | 400K |
| RAG | C | Runs well | 137.7 tok/s | 2556 ms | 400K |
Quantization options
How internlm2 math plus 20b i1 (20B params) fits at each quantization level on NVIDIA H100 PCIe 80GB (80.0 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 7.8 GB | Low | D39 |
Q3_K_S | 3 | 9.8 GB | Low | D40 |
NVFP4 | 4 |
Get started
Copy-paste commands to run internlm2 math plus 20b i1 on your machine.
Run
lms load hf-mradermacher--internlm2-math-plus-20b-i1-gguf && lms server start