Can RTX Spark N1X run Qwen3.5 122B?
Yes. Measured 35.2 tok/s generation (llama.cpp (Nvidia ARM64 build), A10B, general, short prompt; source).
Every measured result for Qwen3.5 122B on RTX Spark N1X
| Build | Quant / setup | Engine | tok/s | |
|---|---|---|---|---|
| Microsoft Surface Laptop Ultra (RTX Spark N1X): llama.cpp speeds on 2026 models (Micro Center) | A10B, general, short prompt | llama.cpp (Nvidia ARM64 build) | 35.2 | source |
Speeds are decode (generation) tokens/sec as reported by each source; quant, engine and context differ, so small gaps are noise.
All measured speeds for Qwen3.5 122B: best home rig for Qwen3.5 122B.
Other models measured on RTX Spark N1X: GLM 4.7 Flash · Muse Glimmer 30B · Nemotron 3 Nano Omni 30B · Qwen3.6 35B-A3B · Qwen3.8 27B · gpt-oss 20B
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