direct comparison under identical conditions
NVIDIA DGX Spark vs Mac Studio 128GB Local LLM Comparison
If you need a CUDA development environment and the NVIDIA ecosystem, DGX Spark is the right choice, and if a quiet finished product and MLX usability are important, Mac Studio is the right choice.
core difference
| Measure | DGX Spark 128GB | Studio M4 Max 128GB |
|---|---|---|
| Available fast memory | 116GB | 114GB |
| Memory bandwidth | 273GB/s | 546GB/s |
| Sustained LLM power | about 190W | about 130W |
| Korean price range (KRW) | 710–870 × KRW 10,000 | 780–888 × KRW 10,000 |
Which device suits the task?
| purpose | superior equipment | reason |
|---|---|---|
| Chat / coding | Studio M4 Max 128GB | In token generation with the same model, the side with higher memory bandwidth has an advantage. |
| Documents / RAG | DGX Spark 128GB | The side with larger available memory provides more headroom for longer contexts and KV cache. |
| Image / video | DGX Spark 128GB | Let's look at generation tool compatibility and available GPU memory together. |
| Setup | Studio M4 Max 128GB | Compare finished product status and initial driver·system configuration burden. |
| Power / space | Studio M4 Max 128GB | Prioritize the side with lower sustained power load. |
Local pricing
DGX Spark 128GB is approximately 440,000 KRW cheaper than the mid-range price. Check both perceived speed and task-specific performance.