Running Qwen 27B Q4 at 0.7 tok/s on a 4GB-VRAM laptop as a main coding model

Felix_455-788 · reddit · 2026-11-05

Locked out of Claude/GPT APIs by country-wide payment bans, a user runs Qwen3.8 27B Q4 locally via LM Studio on an 8th-gen i7 laptop with 20GB RAM and 4GB VRAM, getting 0.67–0.77 tok/s. It became their main coding model, fixing bugs and doing game modding with DnSpy/Ghidra alongside Pi agent and Opencode. Next they plan to try Ornith 1.5 122B A10B with mmap and Q3 K XL quantization.

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