Can I run Huihui-Qwen3.8-27B-abliterated-GGUF on an RTX 4090?

Yes, just

Its Q4_K_L file (20.9 GB) fits in the 21.6 GB an RTX 4090 can use, with room for ≈ 8K tokens of context.

ollama run hf.co/huihui-ai/Huihui-Qwen3.8-27B-abliterated-GGUF:Q4_K_L

Files and context on RTX 4090

Each file of Huihui-Qwen3.8-27B-abliterated-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.

Huihui-Qwen3.8-27B-abliterated-GGUF on other hardware

Popular models that run on RTX 4090

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.