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Can I run Swift-1.5-Qwen3.8-27B-heretic-GSQ-RCO-GGUF on an RTX 5070?

Yes, just

Its IQ2_S file (9.61 GB) fits in the 10.8 GB an RTX 5070 can use, with room for ≈ 15K tokens of context. That file is under 3 bits per weight, so expect noticeably lower quality.

Full analysis of Swift-1.5-Qwen3.8-27B-heretic-GSQ-RCO-GGUF Everything that runs on RTX 5070 Get the IQ2_S file on Hugging Face
ollama run hf.co/jegreene/Swift-1.5-Qwen3.8-27B-heretic-GSQ-RCO-GGUF:IQ2_S

Files and context on RTX 5070

Each file of Swift-1.5-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.

FileSizeOn RTX 5070 Context (16-bit)Context (8-bit)
IQ3_S12.1 GBDoesn't fit——
IQ3_XXS10.4 GBDoesn't fit3K6K
IQ2_S9.61 GBTight15K31K

Swift-1.5-Qwen3.8-27B-heretic-GSQ-RCO-GGUF on other hardware

Popular models that run on RTX 5070

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.