Can I run Qwythos-9B-Claude-Mythos-5-1M-GGUF on an RTX 4090?

Yes, just

Its Qwythos-9B-Claude-Mythos-5-1M-MTP-BF16 file (18.4 GB) fits in the 21.6 GB an RTX 4090 can use, with room for ≈ 94K tokens of context.

ollama run hf.co/empero-ai/Qwythos-9B-Claude-Mythos-5-1M-GGUF

Files and context on RTX 4090

Each file of Qwythos-9B-Claude-Mythos-5-1M-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.

Qwythos-9B-Claude-Mythos-5-1M-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.