13:43
2026-06-08
corti.com
large-language-models
Why Qwen3.6-35B Runs on a NVIDIA DGX Spark and gpt-oss-120B Fought Me Every Step
A developer reports that running gpt-oss-120B on an NVIDIA DGX Spark (GB10) failed due to MXFP4 quantization lacking native hardware support on SM121, causing kernel hangs and memory spikes. Switchingβ¦