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Can a RTX 3080 12GB run Laya 421M (Convai, decision)?

Yes. Laya 421M (Convai, decision) fits in fast memory on RTX 3080 12GB at BF16 (1.5 GB needed, 11.5 GB usable), about 651 tok/s (estimate).

Hardware: RTX 3080 12GB · Model: Laya 421M (Convai, decision)

RTX 3080 12GB has 12 GB of VRAM and 912 GB/s of memory bandwidth. The checker holds back 0.5 GB of VRAM for the driver and assumes 16 GB of system RAM, so fast memory usable by Ollama is 11.5 GB. Partial offload may also use 60% of that system RAM. Laya 421M (Convai, decision) (0.421B, Convai Innovations) at BF16 is a 0.84 GB download and needs 1.5 GB with headroom for about 8k tokens.

Best quantBF16
Download size0.84 GB
Memory needed1.5 GB
Usable fast memory11.5 GB
Fitfits in fast memory
Estimated speed~651 tok/s (estimate)
Commandollama run laya:421m-english-bf16
Open RTX 3080 12GB in the checker

Estimates, not benchmarks. Model sizes are ollama.com download sizes; memory needed adds headroom for ~8k tokens of context; speeds are rough figures from memory bandwidth. Data updated 2026-10-23.

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