Model comparison

stable-diffusion-3-medium vs stable-diffusion-3.5-medium

At Q4_K_M, stable-diffusion-3-medium is the smaller download — 1,326,251,584 bytes against 1,787,064,768.

From the file· summed bytes, KV per layer

Side by side

stable-diffusion-3-mediumstable-diffusion-3.5-medium
Parameters7.9B2.5B
Architecture
Layers
Native context
Mixture of expertsnono
Quantizations published1821
Smallest quantization1.20 GiB1.35 GiB
Q4_K_M1.24 GiB1.66 GiB
Licenceotherother

KV cache by context

the term that decides long-context viability
Contextstable-diffusion-3-mediumstable-diffusion-3.5-mediumRatio
4,096
8,192
16,384
32,768
65,536
131,072