Mac Studio M2 Ultra 128GBBudget pick
C84.5 tok/s decode
~$3,999 MSRP
Can it run?
Runs well
Using Q4_K_M in Ollama
Fit status
Runs well
Decode
64.6 tok/s
TTFT
2995 ms
Safe context
60K
Memory
18.5 GB / 69.1 GB
| Workload | Grade | Fit | Decode | TTFT | Context |
|---|---|---|---|---|---|
| Agentic Coding | C | Runs well | 62.7 tok/s | 4494 ms | 111K |
| Chat | C | Runs well | 62.7 tok/s | 1685 ms | 31K |
| Coding | C | Runs well | 64.6 tok/s | 2995 ms | 60K |
| RAG | C | Runs well | 62.7 tok/s | 5618 ms | 111K |
| Reasoning | C | Runs well | 62.7 tok/s | 3652 ms | 60K |
How Qwen3.5 9B Uncensored HauhauCS Aggressive (9B params) fits at each quantization level on MacBook Pro M4 Max 96GB (69.1 GB usable).
| Quant | Bits | VRAM | Quality | Fit |
|---|---|---|---|---|
Q2_K | 2 | 3.5 GB | Low | D31 |
Q3_K_S | 3 | 4.4 GB | Low | D31 |
NVFP4 | 4 |
Upgrade options
~$3,999 MSRP
~$3,999 MSRP
5.0 GB |
| Medium |
| D31 |
Q4_K_M | 4 | 5.5 GB | Medium | D31 |
Q5_K_M | 5 | 6.5 GB | High | D32 |
Q6_K | 6 | 7.4 GB | High | D32 |
Q8_0 | 8 | 9.6 GB | Very High | D32 |
F16Best for your GPU | 16 | 18.5 GB | Maximum | D35 |