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Can a RTX 5090 32GB run Clef 27B (Cloudflare, decision)?

Yes. Clef 27B (Cloudflare, decision) fits in fast memory on RTX 5090 32GB at Q4_K_M (22.3 GB needed, 31.5 GB usable), about 54 tok/s (estimate).

Hardware: RTX 5090 32GB · Model: Clef 27B (Cloudflare, decision)

RTX 5090 32GB has 32 GB of VRAM and 1792 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 31.5 GB. Partial offload may also use 60% of that system RAM. Clef 27B (Cloudflare, decision) (27B, Cloudflare) at Q4_K_M is a 20 GB download and needs 22.3 GB with headroom for about 8k tokens.

Best quantQ4_K_M
Download size20 GB
Memory needed22.3 GB
Usable fast memory31.5 GB
Fitfits in fast memory
Estimated speed~54 tok/s (estimate)
Commandollama run clef:27b-q4_K_M
Open RTX 5090 32GB 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.

A project by OnDevice Labs · llms.txt