Model comparison
HunyuanVideo-I2V vs Sulphur-2-base
At Q4_K_M, Sulphur-2-base is the smaller download — 5,629,108,608 bytes against 7,883,680,512.
From the file· summed bytes, KV per layer
Side by side
| HunyuanVideo-I2V | Sulphur-2-base | |
|---|---|---|
| Parameters | 12.8B | 9.2B |
| Architecture | hyvid | ltxv |
| Layers | — | — |
| Native context | — | — |
| Mixture of experts | no | no |
| Quantizations published | 24 | 13 |
| Smallest quantization | 2.96 GiB | 5.07 GiB |
| Q4_K_M | 7.34 GiB | 5.24 GiB |
| Licence | other | — |
KV cache by context
the term that decides long-context viability
| Context | HunyuanVideo-I2V | Sulphur-2-base | Ratio |
|---|---|---|---|
| 4,096 | — | — | — |
| 8,192 | — | — | — |
| 16,384 | — | — | — |
| 32,768 | — | — | — |
| 65,536 | — | — | — |
| 131,072 | — | — | — |