Can I run Qwen3.8-27B-Heretic-GSQ-RCO-GGUF on an RTX 4080?

Yes, just

Its IQ3_S file (12.2 GB) fits in the 14.4 GB an RTX 4080 can use, with room for ≈ 30K tokens of context.

Full analysis of Qwen3.8-27B-Heretic-GSQ-RCO-GGUF Everything that runs on RTX 4080 Get the IQ3_S file on Hugging Face

ollama run hf.co/0bserverx/Qwen3.8-27B-Heretic-GSQ-RCO-GGUF:IQ3_S

Files and context on RTX 4080

Each file of Qwen3.8-27B-Heretic-GSQ-RCO-GGUF (and of GGUF versions the site has analyzed), and how much context fits next to it, with the context cache in 16-bit or 8-bit.

File	Size	On RTX 4080	Context (16-bit)	Context (8-bit)
IQ3_S	12.2 GB	Tight	30K	60K
RVN-Qwen3.8-27B-Heretic-GSQ-RCO-IQ3_S	11.8 GB	Tight	37K	73K
IQ3_XXS	10.6 GB	Fits	55K	110K
RVN-Qwen3.8-27B-Heretic-GSQ-RCO-IQ3_XXS	10.1 GB	Fits	62K	123K
IQ2_S	9.73 GB	Fits	67K	134K
RVN-Qwen3.8-27B-Heretic-GSQ-RCO-IQ2_S	9.28 GB	Fits	74K	148K
IQ2_XS	8.90 GB	Fits	80K	159K
RVN-Qwen3.8-27B-Heretic-GSQ-RCO-IQ2_XS	8.45 GB	Fits	86K	173K

Qwen3.8-27B-Heretic-GSQ-RCO-GGUF on other hardware

Popular models that run on RTX 4080

Assumes 90% of the card's memory is usable and at least 4K tokens of context for one conversation, with the context cache in 16-bit unless noted. Fits leaves at least 20% of that memory for context; Tight leaves less.