Can I run this LLM?
Can a NVIDIA DGX Spark (GB10, 128GB) run Step 3.7 Flash (MoE)?
Step · Apache 2.0 · estimated for a 128.0 GB machine at 4K context.
Yes — it runs great.
Best fit: Step 3.7 Flash (MoE) at Q2_K · 71.2 GB · 35–52 tok/s on a NVIDIA DGX Spark (GB10, 128GB).
Every quantization on this machine
| Quant | Size | Speed | Fit |
|---|---|---|---|
| Q2_K | 71.2 GB | 35–52 tok/s | Runs great |
| Q3_K_M | 91.8 GB | 29–43 tok/s | Won't fit |
| Q4_K_M | 121.6 GB | 23–34 tok/s | Won't fit |
| Q5_K_M | 142.0 GB | 20–30 tok/s | Won't fit |
| Q6_K | 171.8 GB | 17–26 tok/s | Won't fit |
| Q8_0 | 212.0 GB | 14–21 tok/s | Won't fit |
Open the full calculator →Everything a NVIDIA DGX Spark (GB10, 128GB) runsStep 3.7 Flash (MoE) on other machinesWhat to buy to run it →
Ran Step 3.7 Flash (MoE) on a NVIDIA DGX Spark (GB10, 128GB)? Add your real numbers →