Can I run Alpie_seed on an RTX 3090?

Yes, just

Its published weights (18.8 GB) fit in the 21.6 GB an RTX 3090 can use, with room for ≈ 81K tokens of context.

hf download 169Pi/Alpie_seed

Files and context on RTX 3090

Each file of Alpie_seed (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.

Alpie_seed on other hardware

Popular models that run on RTX 3090

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.