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Can a RTX 4070 Ti Super 16GB run Laya 421M (Convai, decision)?

Yes. Laya 421M (Convai, decision) fits in fast memory on RTX 4070 Ti Super 16GB at BF16 (1.5 GB needed, 15.5 GB usable), about 480 tok/s (estimate).

Hardware: RTX 4070 Ti Super 16GB · Model: Laya 421M (Convai, decision)

RTX 4070 Ti Super 16GB has 16 GB of VRAM and 672 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 15.5 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 memory15.5 GB
Fitfits in fast memory
Estimated speed~480 tok/s (estimate)
Commandollama run laya:421m-english-bf16
Open RTX 4070 Ti Super 16GB 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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