Is granite-vision-3.2-2b or Qwen2.5-VL-7B-Instruct smaller?

granite-vision-3.2-2b is smaller at Q4_K_M: 1.44 GiB against 4.36 GiB.

Which uses less memory at long context?

Qwen2.5-VL-7B-Instruct — its KV cache at 32K context is 1.4x smaller, because of how its attention layers cache.

Model comparison

granite-vision-3.2-2b vs Qwen2.5-VL-7B-Instruct

At Q4_K_M, granite-vision-3.2-2b is the smaller download — 1,545,294,400 bytes against 4,683,072,032. At long context the gap widens: Qwen2.5-VL-7B-Instruct's KV cache at 32K is 1.4× smaller, which usually matters more than the difference in weights.

From the file· summed bytes, KV per layer

Side by side

	granite-vision-3.2-2b	Qwen2.5-VL-7B-Instruct
Parameters	3.0B	8.3B
Architecture	granite	qwen2vl
Layers	40	28
Native context	131,072	128,000
Mixture of experts	no	no
Quantizations published	30	50
Smallest quantization	0.83 GiB	1.93 GiB
Q4_K_M	1.44 GiB	4.36 GiB
Licence	apache-2.0	apache-2.0

KV cache by context

the term that decides long-context viability

Context	granite-vision-3.2-2b	Qwen2.5-VL-7B-Instruct	Ratio
4,096	0.31 GiB	0.22 GiB	1.43×
8,192	0.63 GiB	0.44 GiB	1.43×
16,384	1.25 GiB	0.88 GiB	1.43×
32,768	2.50 GiB	1.75 GiB	1.43×
65,536	5.00 GiB	3.50 GiB	1.43×
131,072	10.00 GiB	7.00 GiB	1.43×