internlm2 math plus 20b i1 needs ~22.4 GB VRAM. Mac mini M4 64GB has 46.1 GB. With Q4_K_M quantization, expect ~9 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
9.2 tok/s
TTFT
21028 ms
Safe context
178K
Memory
22.4 GB / 46.1 GB
This setup is broadly balanced for this model.
Shared-memory contention still exists
The OS, browser, and inference runtime all compete for the same physical memory pool, so real-world headroom is less forgiving than raw capacity suggests.
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Chat | C | Runs well | 9.2 tok/s | 11470 ms | 178K |
| Coding | C | Runs well | 9.2 tok/s | 21028 ms | 178K |
| Agentic Coding | C | Runs well | 9.2 tok/s | 30587 ms | 178K |
| Reasoning | C | Runs well | 9.2 tok/s | 24852 ms | 178K |
| RAG | C | Runs well | 9.2 tok/s | 38234 ms | 178K |
How internlm2 math plus 20b i1 (20B params) fits at each quantization level on Mac mini M4 64GB (46.1 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 7.8 GB | Low | C42 |
Q3_K_S | 3 | 9.8 GB | Low | C43 |
NVFP4 | 4 |
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 startUpgrade options
Raises estimated decode speed by about 287%.
Adds memory headroom for longer context windows and future model growth.
~$2,499 MSRP
Raises estimated decode speed by about 396%.
Adds memory headroom for longer context windows and future model growth.
~$3,999 MSRP
Raises estimated decode speed by about 313%.
Adds memory headroom for longer context windows and future model growth.
~$3,999 MSRP
Yes, Mac mini M4 64GB can run internlm2 math plus 20b i1 with a C grade (Runs well). Expected decode speed: 9.2 tok/s.
internlm2 math plus 20b i1 (20B parameters) requires approximately 22.4 GB of memory with Q4_K_M quantization.
The recommended quantization for internlm2 math plus 20b i1 is Q4_K_M, which balances quality and memory efficiency.
On Mac mini M4 64GB, internlm2 math plus 20b i1 achieves approximately 9.2 tokens per second decode speed with a time-to-first-token of 21028ms using Q4_K_M quantization.
For coding workloads, internlm2 math plus 20b i1 on Mac mini M4 64GB receives a C grade with 9.2 tok/s and 178K context.
On Mac mini M4 64GB, internlm2 math plus 20b i1 can safely use up to 178K tokens of context. The model's official context limit is —, 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/hf-mradermacher--internlm2-math-plus-20b-i1-gguf-on-m4-mini-64gb" width="400" height="180" frameborder="0" style="border:none;border-radius:12px;overflow:hidden;" title="Will It Run AI — fit result"></iframe>
Preview:
11.2 GB |
| Medium |
| C43 |
Q4_K_M | 4 | 12.2 GB | Medium | C43 |
Q5_K_M | 5 | 14.4 GB | High | C44 |
Q6_K | 6 | 16.4 GB | High | C45 |
Q8_0Best for your GPU | 8 | 21.4 GB | Very High | C46 |
F16 | 16 | 41.0 GB | Maximum | F0 |
Not always. Mac mini M4 64GB can often fit larger models thanks to unified memory, but a discrete GPU with dedicated high-bandwidth VRAM may still decode faster once the model fits. For this combination, the important distinction is capacity versus sustained throughput.