Model comparison

Sulphur-2-base vs LTX-2.3

At Q4_K_M, Sulphur-2-base is the smaller download — 5,629,108,608 bytes against 14,194,441,248.

From the file· summed bytes, KV per layer

Side by side

Sulphur-2-baseLTX-2.3
Parameters9.2B9.2B
Architectureltxvqwen35
Layers
Native context
Mixture of expertsnono
Quantizations published1392
Smallest quantization5.07 GiB7.39 GiB
Q4_K_M5.24 GiB13.22 GiB
Licence

KV cache by context

the term that decides long-context viability
ContextSulphur-2-baseLTX-2.3Ratio
4,096
8,192
16,384
32,768
65,536
131,072