Model comparison

c4ai-command-r-plus vs Qwen3.6-27B

At Q4_K_M, Qwen3.6-27B is the smaller download — 16,547,397,888 bytes against 62,750,607,680.

From the file· summed bytes, KV per layer

Side by side

c4ai-command-r-plusQwen3.6-27B
Parameters104B27.8B
Architecturecommand-rqwen35
Layers64
Native context262,144
Mixture of expertsnono
Quantizations published4340
Smallest quantization21.59 GiB8.74 GiB
Q4_K_M58.44 GiB15.41 GiB
Licencecc-by-nc-4.0apache-2.0

KV cache by context

the term that decides long-context viability
Contextc4ai-command-r-plusQwen3.6-27BRatio
4,0960.25 GiB
8,1920.50 GiB
16,3841.00 GiB
32,7682.00 GiB
65,5364.00 GiB
131,0728.00 GiB