Model comparison

Wan2.1-FLF2V-14B-720P vs LTX-2.3

At Q4_K_M, Wan2.1-FLF2V-14B-720P is the smaller download — 11,343,816,128 bytes against 14,194,441,248.

From the file· summed bytes, KV per layer

Side by side

Wan2.1-FLF2V-14B-720PLTX-2.3
Parameters16.4B9.2B
Architecturewanqwen35
Layers
Native context
Mixture of expertsnono
Quantizations published1492
Smallest quantization7.38 GiB7.39 GiB
Q4_K_M10.56 GiB13.22 GiB
Licenceapache-2.0

KV cache by context

the term that decides long-context viability
ContextWan2.1-FLF2V-14B-720PLTX-2.3Ratio
4,096
8,192
16,384
32,768
65,536
131,072